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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#429475#5239. Mędrcy [A]alpha10226 1790ms4204kbC++143.7kb2024-06-02 15:52:552024-06-02 15:52:55

Judging History

你现在查看的是最新测评结果

  • [2024-06-02 15:52:55]
  • 评测
  • 测评结果:6
  • 用时:1790ms
  • 内存:4204kb
  • [2024-06-02 15:52:55]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;

const int N = 1e3;

int n, m, k;
int deg[N + 5];
bool ers[N + 5], ok[N + 5];
vector<int> e[N + 5];
int ans;
void dfs1(int c) {
  fill_n(deg + 1, n, 0);
  for (int i = 1; i <= n; ++i)
    if (!ers[i])
      for (int j : e[i])
        if (!ers[j]) ++deg[i];
  int rt = 0;
  for (int i = 1; i <= n; ++i)
    if (!ers[i] && (!rt || deg[i] > deg[rt])) rt = i;
  if (!deg[rt]) {
    ans = min(ans, c);
    return ;
  }
  if (deg[rt] <= 2) {
    vector<int> tmp;
    for (int i = 1; i <= n; ++i)
      if (!ers[i] && deg[i] == 1) {
        int s = 0, u = i;
        for (int nu = 1; nu; u = nu) {
          ers[u] = 1, tmp.push_back(u), ++s, nu = 0;
          for (int v : e[u])
            if (!ers[v]) { nu = v; break; }
        }
        c += s >> 1;
      }
    for (int i = 1; i <= n; ++i)
      if (!ers[i] && deg[i]) {
        int s = 0, u = i;
        for (int nu = 1; nu; u = nu) {
          ers[u] = 1, tmp.push_back(u), ++s, nu = 0;
          for (int v : e[u])
            if (!ers[v]) { nu = v; break; }
        }
        c += (s + 1) >> 1;
      }
    if (c <= k) ans = min(ans, c);
    for (int i : tmp) ers[i] = 0;
    return ;
  }
  if (c >= k) return ;
  ers[rt] = 1, dfs1(c + 1);
  vector<int> tmp;
  for (int v : e[rt]) if (!ers[v]) ers[v] = 1, tmp.push_back(v);
  dfs1(c + tmp.size());
  for (int v : tmp) ers[v] = 0;
  ers[rt] = 0;
}
bool dfs2(int c) {
  fill_n(deg + 1, n, 0);
  for (int i = 1; i <= n; ++i)
    if (!ers[i])
      for (int j : e[i])
        if (!ers[j]) ++deg[i];
  int rt = 0;
  for (int i = 1; i <= n; ++i)
    if (!ers[i] && (!rt || deg[i] > deg[rt])) rt = i;
  if (!deg[rt]) return c == ans;
  if (deg[rt] <= 2) {
    vector<vector<int>> chain, cycle;
    for (int i = 1; i <= n; ++i)
      if (!ers[i] && deg[i] == 1) {
        vector<int> vec;
        int s = 0, u = i;
        for (int nu = 1; nu; u = nu) {
          ers[u] = 1, ++s, nu = 0, vec.push_back(u);
          for (int v : e[u])
            if (!ers[v]) { nu = v; break; }
        }
        c += s >> 1, chain.push_back(vec);
      }
    for (int i = 1; i <= n; ++i)
      if (!ers[i] && deg[i]) {
        vector<int> vec;
        int s = 0, u = i;
        for (int nu = 1; nu; u = nu) {
          ers[u] = 1, ++s, nu = 0, vec.push_back(u);
          for (int v : e[u])
            if (!ers[v]) { nu = v; break; }
        }
        c += (s + 1) >> 1, cycle.push_back(vec);
      }
    for (auto vec : chain) for (int i : vec) ers[i] = 0;
    for (auto vec : cycle) for (int i : vec) ers[i] = 0;
    if (c != ans) return 0;
    for (auto vec : chain)
      if (vec.size() & 1) for (int i = 1; i < vec.size(); i += 2) ok[vec[i]] = 1;
      else for (int i : vec) ok[i] = 1;
    for (auto vec : cycle) for (int i : vec) ok[i] = 1;
    return 1;
  }
  if (c >= k) return 0;
  bool ret = 0;
  ers[rt] = 1;
  if (dfs2(c + 1)) ok[rt] = 1, ret = 1;
  vector<int> tmp;
  for (int v : e[rt]) if (!ers[v]) ers[v] = 1, tmp.push_back(v);
  if (dfs2(c + tmp.size())) { ret = 1; for (int v : tmp) ok[v] = 1; }
  for (int v : tmp) ers[v] = 0;
  ers[rt] = 0;
  return ret;
}

void solve() {
  scanf("%d%d%d", &n, &m, &k), fill_n(e + 1, n, vector<int>());
  for (int i = 1; i <= m; ++i) {
    int u, v; scanf("%d%d", &u, &v), e[u].push_back(v), e[v].push_back(u);
  }
  ans = k + 1, dfs1(0);
  if (ans > k) { puts("-1"); return ; }
  fill_n(ok + 1, n, 0), dfs2(0);
  vector<int> vec;
  for (int i = 1; i <= n; ++i) if (ok[i]) vec.push_back(i);
  printf("%d %d\n", ans, vec.size());
  for (int i = 0; i < vec.size(); ++i) printf("%d%c", vec[i], " \n"[i + 1 == vec.size()]);
}

int T;

int main() {
  for (scanf("%d", &T); T; --T) solve();
}

詳細信息

Subtask #1:

score: 1
Accepted

Test #1:

score: 1
Accepted
time: 1ms
memory: 3864kb

input:

136
9 37 11
2 7
2 5
2 5
6 8
2 4
2 9
4 5
6 8
6 7
3 9
3 6
3 8
1 9
2 9
4 6
2 4
1 4
7 9
7 9
4 7
3 6
4 5
2 7
1 5
6 9
4 9
4 5
2 7
3 9
1 9
2 7
5 7
1 2
2 3
1 8
3 8
1 3
7 1 13
4 6
3 36 2
2 3
2 3
1 2
2 3
1 3
1 3
1 3
1 2
1 2
1 2
1 2
1 2
1 3
1 2
1 3
1 3
1 2
1 3
1 2
1 3
1 2
2 3
1 2
1 3
1 3
2 3
1 3
2 3
2 3
1 2
1 ...

output:

6 6
1 2 3 4 6 7
1 2
4 6
2 3
1 2 3
2 3
1 2 3
5 5
1 3 5 8 9
5 7
1 2 3 4 5 6 7
3 4
1 2 3 4
6 9
1 2 3 4 5 6 7 8 9
5 7
1 2 3 4 6 8 9
-1
-1
4 6
1 2 3 4 5 6
3 3
1 4 5
7 12
1 2 3 4 5 6 7 8 9 10 11 12
2 3
1 2 3
2 2
2 4
4 5
1 2 3 4 5
3 3
1 3 4
4 5
1 2 3 4 5
4 5
1 2 3 6 10
2 3
1 2 3
4 6
1 2 3 4 5 6
4 4
1 2 6 7...

result:

ok 243 lines

Test #2:

score: 1
Accepted
time: 1ms
memory: 3872kb

input:

133
5 41 5
1 2
3 5
1 2
4 5
4 5
1 4
1 4
3 4
4 5
1 5
2 5
3 4
3 4
3 5
2 3
3 4
2 4
1 4
2 4
1 3
3 4
2 5
3 5
1 4
1 5
2 4
2 5
4 5
1 3
2 5
3 5
1 5
3 4
2 4
3 5
3 5
1 2
2 3
1 4
2 5
1 3
10 23 12
4 6
3 7
3 8
1 8
1 2
1 3
5 8
4 10
1 10
3 9
7 10
2 5
5 8
3 7
2 9
3 4
2 8
3 9
2 6
3 9
3 10
6 10
7 10
12 31 7
1 10
6 9
1...

output:

4 5
1 2 3 4 5
5 6
2 3 4 6 8 10
7 7
1 4 5 7 8 9 12
-1
3 4
1 5 6 8
2 2
3 5
7 10
1 2 3 4 5 6 7 8 9 10
5 5
1 4 5 6 7
2 3
1 2 3
6 8
1 2 3 4 5 6 7 8
3 6
6 7 8 9 10 12
-1
2 3
1 2 3
5 6
1 2 3 4 5 6
3 5
1 2 5 6 7
4 5
1 2 3 4 5
-1
-1
3 4
1 2 3 4
4 5
1 2 3 4 5
-1
-1
2 3
1 2 3
-1
-1
4 4
1 2 3 4
3 6
2 3 4 5 8 9
...

result:

ok 237 lines

Test #3:

score: 1
Accepted
time: 1ms
memory: 3848kb

input:

128
11 16 6
3 5
7 9
5 8
7 9
8 10
1 10
3 8
1 6
4 5
4 8
5 6
7 11
8 11
2 6
2 6
2 5
7 15 4
1 7
2 5
4 6
4 7
2 3
5 6
1 7
1 6
1 3
2 5
1 4
3 5
2 4
3 4
4 7
4 18 3
1 2
1 4
3 4
1 3
1 3
1 4
3 4
3 4
2 4
2 4
2 4
2 3
1 2
1 2
2 4
3 4
3 4
1 2
7 11 14
5 6
2 7
2 4
3 7
6 7
2 5
3 4
3 7
1 7
2 4
6 7
9 24 1
4 6
6 7
1 6
5 6...

output:

5 7
1 2 5 6 7 8 10
4 5
1 2 3 4 5
3 4
1 2 3 4
3 3
4 5 7
1 1
6
7 10
1 2 3 4 5 6 7 8 9 10
2 3
1 2 3
4 7
2 4 5 7 9 10 11
2 3
1 2 3
4 6
1 2 3 4 5 6
3 3
3 6 8
4 4
1 2 3 6
4 6
1 5 7 8 11 12
7 11
1 2 3 4 6 7 8 9 10 11 12
2 3
1 2 3
3 4
1 2 4 5
3 3
1 3 7
3 3
2 8 12
4 5
1 2 3 4 5
7 11
1 2 3 4 5 6 7 8 9 10 11
4...

result:

ok 256 lines

Test #4:

score: 1
Accepted
time: 1ms
memory: 3856kb

input:

135
10 16 6
3 9
1 2
1 8
2 6
3 4
5 8
1 6
1 6
3 6
3 9
4 5
2 6
3 5
9 10
9 10
6 7
10 3 6
2 4
1 6
2 9
7 11 6
1 3
1 4
3 5
4 6
4 5
3 7
1 5
6 7
3 6
3 6
1 2
6 10 8
1 5
1 2
3 5
2 3
2 4
4 5
1 3
3 6
5 6
1 2
8 17 9
1 6
5 6
7 8
4 7
6 8
5 7
4 7
5 6
2 7
1 2
1 5
4 6
5 8
6 7
4 8
4 8
4 7
9 9 4
1 8
4 7
7 9
1 3
3 8
1 2
...

output:

5 7
1 3 4 5 6 9 10
2 3
1 2 6
4 6
1 3 4 5 6 7
3 3
2 3 5
4 4
1 6 7 8
4 6
1 3 4 7 8 9
3 4
1 2 3 4
7 11
1 2 3 4 5 6 7 9 10 11 12
2 3
1 2 3
2 3
1 2 3
4 5
1 2 3 4 5
1 2
2 8
4 4
2 4 6 7
7 9
1 2 4 5 7 8 9 10 11
7 10
1 2 3 4 5 6 7 8 9 10
5 5
1 5 6 7 9
1 2
1 5
7 11
1 2 3 4 5 6 7 8 9 10 12
2 3
1 2 3
5 5
1 2 3 ...

result:

ok 270 lines

Test #5:

score: 1
Accepted
time: 1ms
memory: 4148kb

input:

136
3 2 15
1 3
1 3
5 4 6
4 5
4 5
1 3
1 3
5 4 2
4 5
2 3
2 3
4 5
5 4 2
2 3
1 5
2 3
1 5
5 4 11
1 2
4 5
4 5
1 2
7 6 8
5 7
1 2
3 6
5 7
3 6
1 2
11 10 9
4 7
9 10
3 8
3 8
1 5
9 10
4 7
2 11
1 5
2 11
12 12 5
2 12
1 8
1 8
3 5
7 9
6 10
4 11
2 12
4 11
6 10
3 5
7 9
4 4 3
1 2
3 4
3 4
1 2
4 4 5
2 3
2 3
1 4
1 4
12 1...

output:

1 2
1 3
2 4
1 3 4 5
2 4
2 3 4 5
2 4
1 2 3 5
2 4
1 2 4 5
3 6
1 2 3 5 6 7
5 10
1 2 3 4 5 7 8 9 10 11
-1
2 4
1 2 3 4
2 4
1 2 3 4
6 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
5 10
2 3 4 5 6 7 8 9 10 11
3 6
1 2 3 4 6 7
1 2
2 3
2 4
1 2 3 4
5 10
1 2 3 5 6 7 8 9 10 11
6 12
1 2 3 4 5 6 7 8 9 10 11 12
6 12
1 2 3 4 5 6 ...

result:

ok 251 lines

Test #6:

score: 1
Accepted
time: 0ms
memory: 4156kb

input:

130
12 12 13
4 10
2 12
1 8
3 8
11 12
7 9
4 7
2 11
5 6
1 3
5 6
9 10
11 11 8
7 11
6 9
1 8
3 5
9 10
2 4
6 10
2 7
3 5
1 8
4 11
4 3 15
1 4
3 4
1 3
10 9 2
3 6
7 8
8 10
3 10
1 4
6 7
5 9
5 9
1 4
10 10 1
1 2
3 10
5 7
6 8
3 6
5 9
1 4
2 4
8 10
7 9
4 3 10
1 3
2 3
1 2
4 4 7
1 4
2 3
2 3
1 4
9 9 3
5 6
4 8
3 6
3 7
...

output:

7 12
1 2 3 4 5 6 7 8 9 10 11 12
6 11
1 2 3 4 5 6 7 8 9 10 11
2 3
1 3 4
-1
-1
2 3
1 2 3
2 4
1 2 3 4
-1
5 10
1 2 3 4 5 6 7 8 9 10
4 7
1 2 3 4 5 6 7
2 4
1 2 3 4
2 3
1 2 3
2 4
1 2 3 4
-1
2 4
1 2 3 4
5 9
1 2 3 4 5 6 7 9 10
4 6
1 2 3 4 5 6
2 4
1 2 3 4
5 8
1 2 3 4 5 6 7 8
3 5
1 2 3 4 5
5 10
1 2 3 4 5 6 7 8...

result:

ok 229 lines

Test #7:

score: 1
Accepted
time: 1ms
memory: 4148kb

input:

127
12 6 5
6 9
5 12
1 10
3 4
2 11
7 8
8 4 3
1 7
2 3
4 6
5 8
4 2 1
2 4
1 3
12 6 10
1 10
7 9
6 12
2 4
8 11
3 5
9 4 13
6 7
2 5
4 8
1 3
9 4 9
5 8
2 6
4 9
3 7
12 6 12
2 8
7 10
3 4
9 12
5 11
1 6
10 5 7
8 10
4 6
5 9
1 3
2 7
11 5 7
5 11
6 7
8 9
3 4
1 10
11 5 5
8 11
1 9
6 7
2 3
4 10
4 2 12
3 4
1 2
11 5 3
3 8...

output:

-1
-1
-1
6 12
1 2 3 4 5 6 7 8 9 10 11 12
4 8
1 2 3 4 5 6 7 8
4 8
2 3 4 5 6 7 8 9
6 12
1 2 3 4 5 6 7 8 9 10 11 12
5 10
1 2 3 4 5 6 7 8 9 10
5 10
1 3 4 5 6 7 8 9 10 11
5 10
1 2 3 4 6 7 8 9 10 11
2 4
1 2 3 4
-1
3 6
1 2 4 5 6 7
-1
3 6
2 3 4 5 6 7
4 8
2 3 4 5 6 7 8 9
5 10
1 2 3 5 6 7 8 9 10 11
1 2
1 2
2 ...

result:

ok 232 lines

Test #8:

score: 1
Accepted
time: 1ms
memory: 3804kb

input:

135
3 3 2
1 3
1 2
2 3
5 4 11
1 3
3 5
1 5
2 4
12 19 15
6 12
5 8
1 2
1 3
10 12
2 4
1 7
5 11
3 7
8 9
3 4
8 11
2 3
2 7
9 11
4 7
6 10
5 9
1 4
8 9 2
4 6
2 7
1 2
3 6
2 8
1 7
1 8
3 4
7 8
9 12 10
2 5
1 6
3 8
2 6
4 5
1 5
7 9
4 6
1 4
5 6
1 2
2 4
7 11 5
3 6
2 6
6 7
2 3
1 6
4 5
2 7
1 3
1 7
1 2
3 7
12 21 10
6 9
2...

output:

2 3
1 2 3
3 5
1 2 3 4 5
9 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
6 9
1 2 3 4 5 6 7 8 9
5 7
1 2 3 4 5 6 7
9 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
4 5
1 3 4 5 6
-1
5 7
1 2 3 4 5 6 7
5 7
1 2 3 4 5 6 7
3 5
1 2 3 4 5
2 4
1 2 3 4
1 2
1 3
3 5
1 2 4 5 6
7 10
1 2 3 4 5 6 7 8 9 10
3 5
1 2 4 5 6
-1
3 6
1 2 3 4 5 6
2 3
1 ...

result:

ok 230 lines

Test #9:

score: 1
Accepted
time: 1ms
memory: 3860kb

input:

140
11 5 4
4 7
1 6
8 10
2 9
3 5
3 1 15
2 3
10 5 6
8 9
1 2
3 10
4 5
6 7
4 2 8
1 2
3 4
7 3 15
1 6
2 4
3 7
3 1 4
2 3
10 5 14
5 7
1 4
2 10
6 8
3 9
10 5 14
3 9
5 8
1 2
6 7
4 10
4 2 4
1 4
2 3
12 6 1
5 6
1 3
2 12
4 11
8 10
7 9
4 2 2
1 3
2 4
4 2 12
2 3
1 4
9 4 1
5 7
3 8
6 9
1 2
7 3 5
1 6
3 5
2 4
8 4 10
4 6
...

output:

-1
1 2
2 3
5 10
1 2 3 4 5 6 7 8 9 10
2 4
1 2 3 4
3 6
1 2 3 4 6 7
1 2
2 3
5 10
1 2 3 4 5 6 7 8 9 10
5 10
1 2 3 4 5 6 7 8 9 10
2 4
1 2 3 4
-1
2 4
1 2 3 4
2 4
1 2 3 4
-1
3 6
1 2 3 4 5 6
4 8
1 2 3 4 5 6 7 8
4 8
1 2 3 4 5 6 8 9
3 6
1 2 3 4 5 6
-1
5 10
1 2 3 4 5 6 8 9 10 11
2 4
1 2 3 4
3 6
1 2 3 4 5 6
2 4...

result:

ok 259 lines

Test #10:

score: 1
Accepted
time: 1ms
memory: 3884kb

input:

130
9 5 15
6 9
7 9
2 7
4 5
1 8
11 6 4
2 3
6 10
4 9
1 7
7 11
1 5
4 3 2
1 2
3 4
1 3
12 9 2
1 3
1 8
6 10
2 11
4 7
6 7
6 12
5 9
2 5
6 4 9
4 5
2 5
2 6
1 4
6 3 9
1 5
3 4
2 6
3 2 11
1 2
2 3
7 4 7
3 7
4 6
1 2
3 5
11 7 10
2 8
6 11
9 11
4 11
5 10
1 7
3 7
4 2 11
3 4
1 2
8 5 3
1 2
3 5
4 6
4 8
5 7
9 5 5
4 6
1 9
...

output:

4 8
1 2 4 5 6 7 8 9
-1
2 4
1 2 3 4
-1
2 2
2 4
3 6
1 2 3 4 5 6
1 1
2
3 5
1 2 3 4 6
4 6
2 5 7 8 10 11
2 4
1 2 3 4
3 4
1 2 4 5
3 5
1 2 4 6 8
1 1
1
3 4
1 4 6 7
2 3
1 2 4
-1
2 2
2 5
4 5
1 3 5 11 12
3 5
1 4 5 6 7
3 4
3 4 7 8
3 3
1 4 7
3 4
1 2 8 9
4 6
3 4 5 6 9 11
4 7
1 2 4 5 6 8 9
3 4
2 4 6 9
1 1
4
2 3
1 ...

result:

ok 246 lines

Test #11:

score: 1
Accepted
time: 1ms
memory: 3856kb

input:

136
4 5 12
2 3
1 4
2 3
2 4
3 4
12 18 3
1 5
3 8
5 9
1 2
7 10
6 9
3 9
1 3
4 10
5 8
6 12
7 11
4 12
4 11
2 11
2 12
6 10
7 8
4 5 12
1 3
3 4
2 4
1 4
1 3
10 15 14
2 7
4 9
3 8
2 6
3 4
7 9
3 10
5 10
1 5
9 10
2 6
1 8
5 7
4 6
1 8
10 15 9
4 10
3 9
5 6
5 8
6 9
2 3
2 7
4 6
1 5
4 8
8 9
1 2
3 7
1 10
7 10
8 12 11
3 ...

output:

2 3
2 3 4
-1
2 3
1 3 4
6 10
1 2 3 4 5 6 7 8 9 10
6 10
1 2 3 4 5 6 7 8 9 10
4 8
1 2 3 4 5 6 7 8
4 6
1 2 3 4 5 6
2 3
1 3 4
5 8
1 2 3 4 5 6 7 8
3 3
1 2 3
5 8
1 2 3 4 5 6 7 8
5 8
1 2 3 4 5 6 7 8
3 4
1 2 3 4
3 6
1 2 3 4 5 6
5 8
1 2 3 4 5 6 7 8
4 6
1 2 3 4 5 6
2 3
1 2 4
5 8
1 2 3 4 5 6 7 8
-1
3 6
1 2 3 4 ...

result:

ok 253 lines

Test #12:

score: 1
Accepted
time: 1ms
memory: 3860kb

input:

333
3 2 5
1 2
2 3
3 3 8
1 3
2 3
1 3
3 7 11
2 3
1 3
1 3
1 2
1 3
1 3
2 3
3 8 3
1 2
2 3
1 2
1 3
1 3
2 3
1 2
1 2
3 2 2
1 2
1 2
3 3 15
1 3
1 2
1 2
3 9 5
2 3
1 2
1 3
2 3
1 3
1 2
1 2
1 3
1 3
3 1 14
1 2
3 3 11
1 3
1 2
2 3
3 2 14
1 3
2 3
3 8 5
2 3
1 3
1 2
1 3
2 3
1 3
1 2
1 2
3 5 9
1 2
1 2
1 3
1 3
1 3
3 5 5
2...

output:

1 1
2
1 1
3
2 3
1 2 3
2 3
1 2 3
1 2
1 2
1 1
1
2 3
1 2 3
1 2
1 2
2 3
1 2 3
1 1
3
2 3
1 2 3
1 1
1
1 1
3
-1
2 3
1 2 3
1 1
2
2 3
1 2 3
2 3
1 2 3
2 3
1 2 3
2 3
1 2 3
1 2
1 2
1 1
3
2 3
1 2 3
1 2
1 3
1 1
2
1 1
2
1 1
3
1 2
1 3
1 1
1
2 3
1 2 3
1 1
2
2 3
1 2 3
2 3
1 2 3
1 2
2 3
1 2
2 3
2 3
1 2 3
-1
1 1
1
2 3
...

result:

ok 646 lines

Subtask #2:

score: 1
Accepted

Test #13:

score: 1
Accepted
time: 1ms
memory: 3852kb

input:

139
11 16 6
3 4
1 3
5 7
3 6
3 9
7 10
3 8
1 2
4 8
1 11
4 8
4 9
3 6
4 9
5 9
1 6
8 23 11
2 4
4 8
3 6
4 5
1 3
5 7
3 8
2 5
1 6
1 5
5 8
6 7
1 3
3 5
6 7
7 8
6 8
5 8
4 6
4 8
2 3
1 5
2 8
11 31 1
5 11
3 11
5 7
1 9
3 5
3 5
1 2
1 5
5 7
9 10
2 6
2 7
2 9
5 9
1 11
5 8
4 8
5 6
4 10
3 10
2 9
7 11
5 9
2 6
8 9
9 10
8 ...

output:

5 8
1 3 4 5 7 8 9 10
5 7
1 2 3 4 5 6 8
-1
-1
7 7
2 6 7 8 9 10 11
5 5
1 3 4 6 8
4 5
2 3 4 5 6
-1
1 1
10
2 3
1 2 3
2 4
5 6 9 10
-1
4 5
1 2 3 4 5
4 4
1 4 5 6
3 4
1 2 3 4
7 10
1 2 3 4 5 6 7 8 9 11
2 3
1 2 3
3 3
1 4 5
3 4
2 3 4 5
2 3
1 2 3
-1
2 4
1 2 3 7
6 10
1 2 3 4 5 6 7 8 9 10
5 8
1 2 3 5 6 7 9 10
3 4...

result:

ok 257 lines

Test #14:

score: 1
Accepted
time: 1ms
memory: 3852kb

input:

131
11 23 9
7 9
6 11
5 11
4 10
3 9
1 2
1 9
3 6
2 4
3 6
1 10
4 9
5 8
2 3
1 2
5 11
4 6
1 2
1 10
3 4
3 9
3 8
5 8
12 11 10
7 10
1 6
2 3
3 6
9 11
6 11
1 12
3 4
6 12
3 5
3 10
4 36 11
1 3
1 3
2 3
2 4
1 4
1 2
1 4
3 4
1 3
2 3
3 4
3 4
1 4
2 4
1 4
1 4
1 4
2 3
2 3
1 4
2 4
2 4
3 4
1 3
1 3
2 4
1 3
1 2
3 4
3 4
3 4...

output:

6 11
1 2 3 4 5 6 7 8 9 10 11
5 8
1 3 6 7 9 10 11 12
3 4
1 2 3 4
5 8
1 2 3 4 5 6 8 9
5 5
2 4 5 6 7
-1
6 7
1 2 3 4 5 6 7
2 3
1 2 3
2 2
2 7
4 6
1 2 3 4 5 6
3 5
1 2 3 4 5
4 5
1 2 4 6 8
7 7
3 4 7 8 10 11 12
2 3
1 2 3
6 10
1 2 3 4 5 7 8 9 10 11
4 6
1 2 4 5 6 8
5 6
1 2 3 8 9 10
-1
-1
-1
6 7
3 6 7 8 9 10 12...

result:

ok 233 lines

Test #15:

score: 1
Accepted
time: 1ms
memory: 3848kb

input:

138
12 26 14
6 12
3 10
7 9
3 5
7 12
2 11
1 5
10 11
4 11
2 4
5 10
2 8
2 9
5 9
7 11
7 11
1 3
4 7
5 7
1 3
2 7
3 6
7 10
6 11
5 12
6 12
5 32 11
2 5
4 5
4 5
2 3
2 4
2 4
2 4
3 4
3 5
2 4
1 3
1 5
2 3
2 4
1 2
2 3
3 4
2 3
2 5
3 5
2 5
2 3
3 4
1 2
3 4
1 4
2 4
1 3
1 4
3 4
1 4
2 5
5 35 10
3 5
3 4
3 4
3 4
1 3
1 5
1...

output:

6 7
2 3 5 6 7 11 12
4 5
1 2 3 4 5
4 5
1 2 3 4 5
2 3
1 3 4
5 5
3 4 6 7 8
2 3
1 2 3
3 5
2 3 4 5 6
3 4
1 2 3 5
6 6
1 2 3 5 8 11
3 3
3 4 5
3 3
1 2 3
3 4
1 2 3 4
4 4
1 3 7 11
4 5
1 2 3 4 5
4 6
1 2 3 4 5 6
5 8
1 2 3 4 5 6 7 8
4 6
1 2 3 4 5 6
6 9
1 2 3 4 5 6 7 8 9
2 2
3 10
3 5
1 3 4 5 6
1 1
3
6 8
2 3 4 5 6...

result:

ok 276 lines

Test #16:

score: 1
Accepted
time: 1ms
memory: 4144kb

input:

133
10 22 6
5 8
1 6
3 5
1 6
1 4
6 8
3 7
1 4
5 8
3 6
9 10
2 8
5 10
4 7
7 10
4 5
2 9
2 6
3 6
1 10
5 8
3 10
12 1 8
4 12
7 5 14
4 5
2 7
1 2
6 7
1 2
8 27 5
6 8
2 6
2 7
2 3
4 6
4 8
1 3
1 2
4 5
3 4
3 8
4 8
1 8
2 3
5 6
4 5
6 7
4 5
2 7
1 5
2 6
6 7
2 5
1 8
2 3
2 6
2 3
6 37 3
2 5
2 5
1 2
2 4
4 6
2 5
2 5
3 5
1 ...

output:

6 10
1 2 3 4 5 6 7 8 9 10
1 2
4 12
3 6
1 2 4 5 6 7
5 7
1 2 3 4 5 6 8
3 3
1 4 5
2 3
1 2 4
3 3
2 3 5
5 7
1 2 3 4 5 6 7
4 6
2 3 4 5 7 8
2 3
1 2 3
4 6
1 2 3 4 5 6
2 2
3 6
7 9
1 2 3 4 5 6 7 8 11
2 3
1 3 8
5 5
1 2 3 5 10
5 9
1 2 3 4 5 6 7 8 9
6 7
3 4 5 6 7 8 9
5 7
1 2 3 4 5 6 7
6 10
1 2 4 6 7 8 9 10 11 12...

result:

ok 266 lines

Test #17:

score: 1
Accepted
time: 1ms
memory: 3904kb

input:

135
4 3 3
1 4
3 4
1 3
11 9 1
7 9
7 8
2 10
4 11
1 11
3 10
1 4
2 3
8 9
4 3 13
1 4
2 4
1 2
7 6 6
3 7
4 6
1 3
1 7
2 4
2 6
10 9 12
6 8
3 7
1 10
5 8
1 4
3 9
5 6
4 10
7 9
12 12 2
2 11
6 9
5 12
8 11
3 6
2 8
1 5
4 10
7 10
4 7
3 9
1 12
5 3 1
2 4
2 3
3 4
5 3 5
1 3
1 4
3 4
9 9 5
2 4
7 9
5 9
5 7
1 8
2 3
3 4
6 8
...

output:

2 3
1 3 4
-1
2 3
1 2 4
4 6
1 2 3 4 6 7
6 9
1 3 4 5 6 7 8 9 10
-1
-1
2 3
1 3 4
-1
8 12
1 2 3 4 5 6 7 8 9 10 11 12
2 3
2 3 5
2 3
1 2 3
-1
-1
4 6
1 2 3 4 5 6
4 6
1 2 3 4 5 6
6 9
1 2 3 4 5 6 7 8 9
4 6
1 2 3 5 6 7
-1
4 6
1 2 3 4 5 6
2 3
1 2 3
4 6
1 2 3 4 6 7
-1
8 12
1 2 3 4 5 6 7 8 9 10 11 12
2 3
1 3 4
6...

result:

ok 238 lines

Test #18:

score: 1
Accepted
time: 1ms
memory: 3824kb

input:

133
8 8 9
1 3
1 3
2 5
4 8
6 7
4 8
6 7
2 5
6 6 2
1 3
4 5
4 6
1 2
2 3
5 6
3 2 12
1 2
1 2
12 12 4
4 6
1 11
1 2
5 10
7 12
4 9
2 11
7 12
3 8
5 6
9 10
3 8
4 3 5
2 3
1 2
1 3
12 12 7
4 7
7 10
3 10
3 12
1 11
8 9
9 12
2 6
5 11
1 5
2 6
4 8
9 9 4
2 5
1 8
2 4
3 8
6 9
1 5
7 9
6 7
3 4
6 6 5
3 4
1 2
5 6
4 5
3 6
1 2...

output:

4 8
1 2 3 4 5 6 7 8
-1
1 2
1 2
-1
2 3
1 2 3
7 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
3 6
1 2 3 4 5 6
4 8
1 2 3 4 5 6 7 8
-1
3 6
1 2 3 4 5 6
3 6
1 2 3 4 5 6
1 2
2 3
4 7
1 2 3 5 6 7 8
2 4
1 2 3 4
4 7
1 2 3 4 6 7 8
3 6
1 2 3 4 5 6
-1
-1
4 8
1 2 3 4 5 6 7 8
4 8
1 2 3 4 5 6 7 8
5 9
1 2 3 4 5 6 7 8 9
2 3
1 2 3
...

result:

ok 239 lines

Test #19:

score: 1
Accepted
time: 1ms
memory: 3932kb

input:

131
11 9 10
1 6
7 8
4 7
1 5
4 8
3 9
9 11
5 6
3 11
8 6 4
2 6
5 6
7 8
3 7
2 5
3 8
7 6 12
4 6
1 7
2 4
2 6
1 5
5 7
10 9 9
6 7
1 7
2 4
5 10
9 10
5 9
1 6
2 3
3 4
6 6 2
1 3
5 6
1 2
4 6
4 5
2 3
5 3 14
1 3
3 4
1 4
6 6 6
3 5
1 6
1 2
4 5
3 4
2 6
12 12 2
1 2
1 6
3 7
7 12
3 12
2 6
10 11
4 10
8 9
4 11
5 8
5 9
3 3...

output:

6 9
1 3 4 5 6 7 8 9 11
4 6
2 3 5 6 7 8
4 6
1 2 4 5 6 7
6 9
1 2 3 4 5 6 7 9 10
-1
2 3
1 3 4
4 6
1 2 3 4 5 6
-1
2 3
1 2 3
-1
2 3
1 2 3
-1
-1
2 3
1 3 4
-1
-1
6 9
1 2 3 4 5 6 7 8 9
-1
-1
2 3
2 3 4
-1
-1
2 3
1 2 3
6 9
1 2 3 4 5 6 8 9 10
-1
-1
4 6
1 2 3 4 5 6
2 3
1 2 3
8 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
4...

result:

ok 224 lines

Test #20:

score: 1
Accepted
time: 1ms
memory: 3848kb

input:

135
4 2 15
1 2
3 4
7 3 1
2 6
1 5
4 7
4 3 12
3 4
1 4
1 3
8 21 13
4 8
6 8
2 5
2 6
4 6
7 8
5 8
2 4
4 7
1 6
1 7
6 7
2 7
1 5
1 4
4 5
1 2
1 8
5 7
2 8
5 6
11 17 3
3 10
1 5
10 11
2 8
6 7
5 9
4 10
1 2
2 9
1 9
3 4
2 5
3 11
1 8
5 8
4 11
8 9
11 11 4
1 8
6 9
1 11
5 11
3 4
2 10
7 10
1 5
8 11
5 8
2 7
9 16 12
2 6
1...

output:

2 4
1 2 3 4
-1
2 3
1 3 4
6 7
1 2 4 5 6 7 8
-1
-1
7 9
1 2 3 4 5 6 7 8 9
-1
3 4
1 2 3 4
-1
4 7
1 2 3 4 5 6 7
4 6
1 2 3 4 5 6
7 9
2 3 4 5 6 7 8 9 10
2 4
1 2 3 4
-1
1 2
1 2
2 4
1 2 3 4
-1
5 6
1 2 3 4 5 6
6 8
1 2 3 4 5 6 7 8
5 7
1 2 3 4 5 6 7
5 7
1 2 3 4 5 6 7
-1
7 8
1 2 3 4 5 7 8 9
7 8
1 2 3 4 6 7 8 9
4...

result:

ok 228 lines

Test #21:

score: 1
Accepted
time: 0ms
memory: 3804kb

input:

134
12 8 5
7 10
1 4
3 8
1 5
2 10
6 11
11 12
8 9
5 2 8
3 4
3 5
8 4 4
5 8
2 6
3 5
2 4
6 4 8
1 4
3 6
3 5
2 4
3 2 11
1 2
1 3
6 4 9
1 4
1 5
2 3
2 6
4 2 11
1 4
1 3
9 6 5
1 6
2 5
4 6
3 7
7 9
5 8
9 6 4
8 9
5 7
1 2
1 3
6 7
4 9
6 4 2
1 6
2 4
1 3
4 5
11 6 4
1 5
3 9
2 11
3 4
5 10
2 8
11 6 1
5 10
2 3
1 11
3 9
4 ...

output:

4 4
1 8 10 11
1 1
3
2 2
2 5
2 2
3 4
1 1
1
2 2
1 2
1 1
1
3 3
5 6 7
3 3
1 7 9
2 2
1 4
3 3
2 3 5
-1
4 4
4 7 10 11
2 2
3 6
1 1
2
2 2
6 7
3 3
1 3 7
2 2
3 6
1 1
3
1 1
3
1 1
2
3 3
1 5 8
1 1
3
1 1
4
3 3
6 8 11
1 1
4
3 3
1 3 7
3 3
2 5 10
3 3
1 3 6
1 1
3
1 1
3
2 2
1 7
-1
1 1
1
4 4
6 7 8 11
3 3
4 8 9
2 2
2 3
2...

result:

ok 256 lines

Test #22:

score: 1
Accepted
time: 1ms
memory: 3860kb

input:

139
9 7 7
2 5
1 2
1 7
2 3
4 5
2 6
3 8
4 2 8
1 2
3 4
3 1 10
1 2
9 7 11
1 6
3 8
2 6
7 8
4 9
2 5
4 5
7 4 7
1 2
3 7
3 4
2 6
6 4 2
1 3
4 5
1 6
2 5
9 6 14
1 6
2 6
1 9
4 7
3 8
7 9
5 2 11
1 5
2 4
10 8 1
2 8
5 6
5 7
4 6
1 4
2 9
6 10
3 6
4 2 2
2 3
1 3
6 4 3
1 3
2 4
2 5
3 4
4 2 2
1 4
2 3
9 6 5
4 5
1 9
1 6
2 6
...

output:

4 8
1 2 3 4 5 6 7 8
2 4
1 2 3 4
1 2
1 2
4 7
1 2 4 5 6 8 9
2 2
2 3
2 2
1 5
4 8
1 2 3 4 6 7 8 9
2 4
1 2 4 5
-1
1 1
3
2 2
2 3
2 4
1 2 3 4
4 7
1 2 3 4 6 8 9
-1
3 4
2 4 5 6
2 4
1 2 3 4
5 10
1 2 3 4 5 6 7 8 9 10
2 3
1 3 5
3 6
1 2 3 4 5 6
2 4
1 2 3 4
2 3
1 2 6
2 4
1 2 3 4
4 7
1 2 4 6 7 8 9
1 1
3
4 7
1 2 3 ...

result:

ok 262 lines

Test #23:

score: 1
Accepted
time: 0ms
memory: 4112kb

input:

134
5 10 14
3 4
3 5
2 4
2 3
4 5
1 2
1 5
1 5
1 2
3 4
8 16 7
2 4
4 7
2 8
5 6
3 6
3 8
2 3
1 8
1 5
5 8
1 7
4 7
5 7
4 6
3 6
1 2
11 22 4
8 11
2 10
4 7
2 10
2 11
5 7
3 5
1 8
6 9
8 9
1 5
6 7
3 4
10 11
1 4
3 11
5 9
2 6
6 9
3 10
1 8
4 7
11 22 7
2 5
1 6
9 11
4 7
5 10
3 6
1 6
5 10
4 6
3 8
2 4
10 11
9 10
3 8
1 7...

output:

3 5
1 2 3 4 5
5 8
1 2 3 4 5 6 7 8
-1
6 11
1 2 3 4 5 6 7 8 9 10 11
6 9
1 2 3 4 5 6 7 8 9
4 8
1 2 3 4 5 6 7 8
6 11
1 2 3 4 5 6 7 8 9 10 11
3 5
1 2 3 4 5
6 9
1 2 3 4 5 6 7 8 9
4 6
1 3 4 5 6 7
3 5
1 2 3 4 5
5 8
1 2 3 4 5 6 7 8
-1
2 2
1 4
2 3
1 2 3
7 12
1 2 3 4 5 6 7 8 9 10 11 12
7 12
1 2 3 4 5 6 7 8 9 1...

result:

ok 245 lines

Test #24:

score: 1
Accepted
time: 0ms
memory: 3868kb

input:

83
12 33 3
4 7
6 10
9 10
1 12
4 8
9 12
5 10
5 12
2 11
4 11
4 7
4 6
3 5
4 9
10 12
2 6
6 10
1 12
1 5
8 9
3 12
2 11
2 6
3 8
1 8
10 11
4 9
2 7
6 7
1 12
8 9
8 9
9 12
12 21 9
2 4
4 12
4 8
5 11
4 8
5 12
10 11
3 7
3 9
3 6
2 6
6 9
2 12
4 5
5 11
1 4
4 5
11 12
9 12
4 8
1 7
12 19 8
5 8
5 12
8 12
4 5
1 10
4 12
2...

output:

-1
6 8
1 3 4 6 7 9 11 12
5 5
2 5 7 10 12
4 6
2 5 8 9 10 11
5 8
1 2 4 5 6 7 9 10
-1
3 4
3 4 8 12
-1
-1
5 7
2 3 4 5 6 11 12
-1
-1
-1
5 6
2 3 4 5 7 8
8 11
1 2 3 4 5 6 7 8 10 11 12
-1
4 7
1 2 6 7 8 9 12
8 10
1 2 3 4 5 6 7 9 11 12
-1
8 11
1 2 3 4 5 6 7 9 10 11 12
7 7
1 4 5 7 9 11 12
8 9
1 2 4 6 7 8 9 10 ...

result:

ok 129 lines

Subtask #3:

score: 1
Accepted

Test #25:

score: 1
Accepted
time: 2ms
memory: 3852kb

input:

66
20 51 30
2 4
5 8
19 20
10 11
7 12
1 20
5 13
12 14
13 15
11 14
4 5
9 16
14 15
5 9
6 14
5 6
3 16
9 18
6 8
14 19
7 8
12 15
8 17
11 14
4 9
11 20
2 13
3 18
5 20
11 13
13 18
3 17
15 20
8 13
4 10
1 6
3 5
7 8
12 14
2 20
4 15
3 20
8 9
3 20
2 16
3 10
2 7
5 19
3 8
8 20
7 10
15 58 30
7 15
8 13
3 13
3 8
4 8
1...

output:

12 17
1 2 3 4 5 6 7 8 9 10 12 13 14 15 17 19 20
10 13
1 2 4 5 6 7 8 9 11 12 13 14 15
8 8
1 3 4 5 7 8 10 11
7 7
1 4 5 7 8 10 11
12 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
9 10
1 4 5 6 8 9 10 11 12 13
10 11
1 2 6 7 10 11 12 13 14 15 16
10 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
6 8
2 3 4 6 7 10 11 12...

result:

ok 132 lines

Test #26:

score: 1
Accepted
time: 2ms
memory: 3848kb

input:

63
10 67 30
4 6
6 10
8 10
2 6
6 9
3 5
4 5
5 6
1 8
5 8
5 7
2 9
1 7
6 7
2 10
7 8
1 7
1 10
7 9
1 9
7 10
2 6
1 3
1 8
6 10
1 7
3 4
4 5
3 4
9 10
4 10
2 4
4 9
4 9
1 7
2 8
4 9
5 7
3 7
4 10
7 10
5 7
4 7
3 5
6 9
3 8
1 6
9 10
2 7
1 2
2 9
6 10
4 9
7 8
6 7
2 5
2 6
1 5
4 9
6 7
6 9
3 4
2 10
4 9
5 9
6 9
4 5
19 65 3...

output:

8 10
1 2 3 4 5 6 7 8 9 10
11 12
1 2 6 7 10 11 12 13 15 17 18 19
11 19
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20
9 13
1 2 3 4 5 6 7 8 9 10 11 12 13
12 16
1 2 4 5 7 8 9 10 11 12 13 14 15 16 17 18
10 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
11 13
1 2 3 5 6 7 8 10 11 12 13 14 15
7 9
1 2 4 6 7 8 9 11 12...

result:

ok 126 lines

Test #27:

score: 1
Accepted
time: 0ms
memory: 3888kb

input:

66
16 49 30
1 3
3 8
2 3
10 15
8 15
13 14
10 11
4 13
7 9
3 11
7 15
2 5
5 12
4 8
9 11
14 16
3 15
4 11
2 10
4 8
9 16
4 5
4 14
10 13
13 15
3 16
14 15
4 10
2 14
13 15
2 15
7 14
13 14
8 10
5 15
4 11
2 3
3 16
8 15
8 9
9 13
10 16
7 10
3 4
5 6
6 12
6 15
7 8
11 13
11 48 30
9 10
1 4
1 11
7 8
1 2
4 10
4 7
1 9
3...

output:

10 13
3 4 5 6 7 8 9 10 11 12 13 14 15
7 7
1 3 4 5 6 8 10
10 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
8 9
1 3 4 6 7 8 9 12 13
11 18
1 2 3 4 5 8 9 10 11 12 13 14 15 16 17 18 19 20
8 10
2 7 8 9 10 11 12 13 14 16
1 1
11
11 13
2 3 6 7 8 9 10 11 12 15 16 17 18
5 5
3 5 10 11 14
3 3
8 13 15
8 8
1 6 7 8 9 10 1...

result:

ok 132 lines

Test #28:

score: 1
Accepted
time: 2ms
memory: 4152kb

input:

66
10 39 30
4 7
3 9
1 5
5 9
3 10
3 6
4 7
3 4
1 9
2 10
6 9
1 9
2 6
1 4
1 3
2 7
2 4
2 6
7 9
1 4
1 6
2 10
4 7
1 3
1 10
7 8
3 4
7 8
3 9
8 9
3 5
3 4
2 4
2 4
3 4
8 9
3 4
6 9
2 6
17 52 30
6 10
1 13
3 7
7 9
2 17
11 17
3 10
4 17
9 17
5 13
2 8
2 6
9 10
7 17
5 7
8 10
11 13
4 12
5 14
1 2
2 12
6 15
5 12
7 17
14 ...

output:

5 5
1 2 3 7 9
11 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
7 7
1 2 3 5 6 9 10
8 10
1 2 3 5 6 8 9 10 11 13
7 10
1 2 3 4 5 6 7 8 9 10
9 9
1 3 4 6 8 9 13 14 15
10 11
1 4 5 6 10 12 13 16 17 18 19
7 11
1 2 3 4 5 6 7 8 9 10 11
2 2
3 10
8 11
1 3 5 8 9 10 11 12 13 14 16
7 7
1 2 7 8 9 10 11
9 15
2 3 4 6 7...

result:

ok 132 lines

Test #29:

score: 1
Accepted
time: 7ms
memory: 3848kb

input:

68
19 54 23
3 4
13 18
15 16
13 18
2 12
6 14
3 4
8 11
1 17
2 12
1 17
15 16
5 7
2 12
6 14
6 14
15 16
3 4
8 11
13 18
5 7
9 10
2 12
8 11
15 16
9 10
8 11
6 14
8 11
2 12
6 14
1 17
9 10
13 18
3 4
9 10
15 16
2 12
6 14
15 16
13 18
9 10
5 7
1 17
3 4
3 4
9 10
5 7
8 11
5 7
1 17
1 17
13 18
5 7
19 54 10
1 11
3 9
...

output:

9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
9 18
1 2 3 4 5 6 7 8 9 10 11 13 14 15 16 17 18 19
-1
9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
5 10
1 2 3 4 5 6 7 8 9 10
5 10
1 2 3 4 5 6 7 8 9 10
-1
-1
7 14
1 2 3 4 6 7 8 9 10 11 12 13 14 15
9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
...

result:

ok 119 lines

Test #30:

score: 1
Accepted
time: 7ms
memory: 3860kb

input:

68
16 45 28
4 12
9 15
2 9
5 14
5 15
5 15
1 12
7 16
5 14
3 11
1 4
4 12
3 11
6 8
10 16
2 14
4 12
3 6
7 10
2 9
7 10
2 9
1 4
8 11
8 11
6 8
6 8
1 12
9 15
7 10
10 16
7 16
5 15
5 14
9 15
3 6
8 11
2 14
3 6
1 4
7 16
10 16
3 11
1 12
2 14
19 57 14
13 16
4 15
5 14
4 12
1 7
9 14
12 19
3 9
17 18
4 12
4 12
3 5
12 ...

output:

9 15
1 2 3 4 5 6 7 8 9 10 11 12 14 15 16
10 19
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
10 18
1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 17 18 19
9 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
8 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
6 12
1 2 3 4 5 6 7 8 9 10 11 12
7 12
1 2 3 4 5 6 7 8 9 10 11 12
11 19
1 2 3...

result:

ok 120 lines

Test #31:

score: 1
Accepted
time: 1ms
memory: 3856kb

input:

67
12 6 29
1 10
5 12
2 11
6 8
3 7
4 9
13 6 3
4 5
1 6
2 11
9 12
7 13
3 10
11 5 19
1 4
5 10
7 9
8 11
3 6
15 7 3
1 3
7 9
2 15
4 6
13 14
10 12
8 11
18 9 18
7 10
4 5
6 8
2 17
11 14
12 18
1 16
13 15
3 9
14 7 15
2 12
3 8
1 7
6 10
11 14
4 9
5 13
15 7 3
4 11
3 13
1 15
2 7
6 14
9 10
5 8
19 9 11
3 18
5 17
6 8
...

output:

6 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
5 10
1 3 4 5 6 7 8 9 10 11
-1
9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
7 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
-1
9 18
1 2 3 4 5 6 8 9 10 11 12 13 14 15 16 17 18 19
7 14
1 2 3 4 5 6 7 8 9 11 12 13 14 15
6 12
1 2 3 4 5 6 7 9 10 11 12 13
10 20
1 2 3 4 5 6 7 8 ...

result:

ok 120 lines

Test #32:

score: 1
Accepted
time: 0ms
memory: 4120kb

input:

67
16 33 6
12 13
1 16
1 5
5 10
11 12
5 8
7 13
11 13
3 6
1 15
10 15
8 9
5 9
13 14
1 9
8 15
12 14
2 4
5 15
9 10
10 16
9 15
9 16
15 16
7 11
8 10
8 16
1 8
1 10
5 16
7 12
11 14
7 14
16 14 30
8 13
6 9
12 15
4 16
5 10
2 9
7 10
3 8
1 14
2 6
11 16
3 13
5 7
4 11
16 37 15
2 10
4 9
10 12
3 15
3 11
7 11
9 12
8 1...

output:

-1
10 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
12 15
1 2 3 4 5 6 7 8 9 10 11 12 13 15 16
13 17
1 2 3 4 5 6 7 8 9 10 11 13 14 15 16 17 18
7 10
1 2 3 5 6 7 8 9 10 11
7 10
1 2 3 4 5 6 7 8 9 10
13 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
-1
-1
8 10
1 2 3 4 5 6 8 9 10 11
-1
12 15
1 2 3 4 5 6 7 8 9 1...

result:

ok 112 lines

Test #33:

score: 1
Accepted
time: 9ms
memory: 4148kb

input:

65
18 27 25
5 13
14 16
3 8
2 12
7 9
6 18
7 9
3 8
1 10
11 15
11 15
14 16
6 18
2 12
6 18
1 10
11 15
1 10
4 17
4 17
14 16
7 9
5 13
5 13
4 17
2 12
3 8
20 30 9
11 16
3 15
13 14
9 17
4 8
9 17
12 19
11 16
5 20
12 19
3 15
2 6
4 8
1 18
7 10
9 17
11 16
1 18
13 14
1 18
13 14
12 19
2 6
4 8
2 6
7 10
3 15
7 10
5 ...

output:

9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
-1
7 14
1 2 3 4 5 6 7 9 10 11 12 13 14 15
9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
8 16
1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 17
6 12
1 2 3 4 5 7 8 9 10 11 12 13
9 18
1 2 3 4 5 6 7 8 9 10 11 13 14 15 16 17 18 19
5 10
1 2 3 4 5 6 7 8 9 10
10 20...

result:

ok 119 lines

Test #34:

score: 1
Accepted
time: 3ms
memory: 3820kb

input:

66
20 45 27
2 4
14 17
4 9
6 12
2 10
7 17
8 20
11 14
6 13
6 13
11 14
5 18
5 15
12 16
7 17
7 17
5 18
3 12
13 19
6 12
1 3
14 17
4 9
2 10
2 10
2 4
2 4
12 16
1 3
12 16
4 9
6 12
6 13
14 17
8 20
5 15
13 19
8 20
3 12
5 18
13 19
11 14
5 15
3 12
1 3
20 45 5
5 12
10 19
4 18
1 14
7 12
4 16
9 11
9 11
7 12
9 17
6...

output:

9 15
1 2 3 4 5 7 8 9 10 11 12 13 14 17 20
-1
7 12
3 4 6 7 10 11 12 13 14 15 16 17
4 5
3 7 8 10 12
7 12
1 3 4 5 6 7 8 9 12 13 14 15
3 3
3 5 7
4 7
4 5 6 7 8 9 10
4 7
1 2 4 7 8 9 10
8 15
1 2 3 4 5 6 9 10 11 12 13 15 17 18 19
-1
5 7
2 3 4 7 11 12 13
-1
-1
6 10
1 2 3 5 6 7 8 9 13 14
7 12
1 2 4 6 7 8 11 1...

result:

ok 117 lines

Test #35:

score: 1
Accepted
time: 3ms
memory: 3848kb

input:

70
10 15 30
1 2
3 6
1 7
2 5
9 10
3 5
4 8
3 6
1 4
6 9
4 8
5 7
2 10
7 10
8 9
20 29 30
7 12
5 19
15 16
1 5
3 9
1 20
4 9
5 10
15 17
4 6
3 18
19 20
10 14
11 12
2 18
16 20
6 14
1 19
16 17
3 7
15 18
8 17
7 12
8 13
2 10
9 14
4 8
6 13
2 13
18 27 30
5 17
1 18
4 9
11 16
10 18
2 15
4 8
2 3
12 16
10 15
2 18
11 1...

output:

5 10
1 2 3 4 5 6 7 8 9 10
11 18
1 2 3 4 5 6 8 9 10 12 13 14 15 16 17 18 19 20
9 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
10 20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
9 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
11 20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
10 10
1 4 5 6 ...

result:

ok 140 lines

Subtask #4:

score: 1
Accepted

Test #36:

score: 1
Accepted
time: 2ms
memory: 3848kb

input:

67
11 28 30
1 7
1 5
4 11
1 2
2 10
9 11
8 9
7 9
4 8
4 9
5 8
5 7
5 8
2 11
8 10
1 3
2 11
5 8
2 4
7 10
8 11
6 11
2 4
2 11
1 6
10 11
8 11
3 8
10 44 30
5 8
1 4
1 4
3 9
1 4
6 7
3 8
6 7
4 8
4 6
1 2
4 7
1 8
1 5
9 10
2 10
7 8
2 8
1 9
1 5
5 10
1 7
4 6
7 10
2 5
4 8
6 8
8 9
7 10
6 10
4 10
3 5
2 9
6 10
4 8
5 10
5...

output:

6 8
1 2 4 7 8 9 10 11
7 10
1 2 3 4 5 6 7 8 9 10
8 10
1 2 3 4 6 7 8 9 10 11
9 10
3 5 7 8 10 11 12 14 15 18
9 13
1 2 3 4 5 6 7 8 9 10 11 12 13
7 9
2 3 5 6 7 8 9 11 12
7 8
1 3 4 6 8 9 11 12
6 8
2 3 5 6 7 8 9 10
7 10
1 3 4 5 6 7 8 9 10 11
9 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
6 9
1 2 3 5 6 7 8 9 10
9 14...

result:

ok 134 lines

Test #37:

score: 1
Accepted
time: 2ms
memory: 3908kb

input:

67
11 27 30
3 7
6 10
1 11
5 6
4 11
7 10
8 9
3 5
1 8
6 11
3 6
1 7
6 8
2 11
3 6
1 3
5 9
9 10
5 6
6 10
4 11
6 9
5 7
5 6
5 11
8 10
1 6
10 33 30
4 8
4 6
7 9
3 8
6 7
3 4
7 8
1 4
2 10
3 6
2 8
2 9
3 7
1 5
4 7
4 8
1 4
4 9
3 6
3 4
3 8
3 10
4 5
1 4
3 6
7 10
1 3
9 10
2 10
6 8
3 9
2 5
2 7
11 40 30
2 6
7 10
8 9
4...

output:

6 6
3 6 7 8 9 11
7 10
1 2 3 4 5 6 7 8 9 10
7 10
1 2 4 5 6 7 8 9 10 11
7 7
1 6 7 8 9 10 11
12 16
1 2 3 4 5 7 8 9 10 12 13 14 16 17 18 19
10 14
1 2 3 4 6 7 8 10 11 12 13 14 16 18
9 10
1 2 4 8 9 10 13 14 15 16
7 7
1 4 6 7 8 9 10
8 10
2 4 5 6 8 9 10 11 12 13
8 13
1 2 3 4 5 8 10 11 12 13 14 15 17
6 8
1 2...

result:

ok 134 lines

Test #38:

score: 1
Accepted
time: 2ms
memory: 4156kb

input:

67
18 30 30
4 11
2 13
10 17
11 15
5 14
1 8
6 14
4 13
11 13
1 18
4 15
11 17
7 13
1 10
9 15
12 14
12 13
5 8
9 18
5 10
1 11
5 6
5 7
8 18
15 17
3 5
11 17
9 12
7 9
12 17
11 38 30
4 9
3 11
4 9
4 10
7 8
9 10
4 8
2 10
9 11
3 9
6 9
1 7
2 8
2 8
4 6
5 8
3 9
1 7
5 10
4 10
1 6
5 7
7 8
8 11
4 11
1 4
6 8
6 10
9 11...

output:

9 11
1 4 5 8 9 11 13 14 15 17 18
7 7
1 5 6 8 9 10 11
11 16
1 2 3 4 5 7 8 10 11 12 13 14 15 16 17 18
7 9
1 2 3 4 5 7 8 10 11
9 13
1 2 3 4 5 6 7 8 9 10 11 12 14
7 7
2 5 8 9 10 12 20
13 19
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20
7 9
2 3 4 5 7 8 9 10 11
5 7
3 5 6 7 8 9 10
7 10
1 2 3 4 5 6 7 8 9 ...

result:

ok 134 lines

Test #39:

score: 1
Accepted
time: 0ms
memory: 3892kb

input:

65
17 38 30
3 15
6 17
11 16
1 15
3 14
8 16
3 15
7 8
6 7
1 7
4 11
15 17
2 10
3 17
2 15
9 13
1 5
6 15
1 2
1 14
11 12
9 12
1 6
1 14
2 4
11 16
5 12
2 7
10 15
1 7
11 13
2 16
12 16
6 10
1 17
10 16
4 14
3 4
10 54 30
6 7
7 9
6 7
1 7
6 7
6 7
5 7
1 7
4 7
2 7
2 7
7 9
1 7
1 7
7 9
3 7
3 7
7 10
7 8
1 7
7 9
4 7
6 ...

output:

10 14
1 2 3 4 6 7 8 10 12 13 14 15 16 17
1 1
7
7 7
2 4 11 13 14 16 19
8 8
1 2 7 8 9 13 14 16
8 8
1 2 7 8 9 12 13 15
12 17
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
3 3
9 15 16
7 7
1 2 4 5 7 8 10
6 6
1 5 6 7 16 17
4 4
1 2 7 12
8 9
1 3 4 6 8 9 10 11 12
6 7
1 6 10 11 12 13 14
10 15
1 2 3 4 5 6 7 9 10 ...

result:

ok 130 lines

Test #40:

score: 1
Accepted
time: 7ms
memory: 3856kb

input:

68
11 27 29
3 8
3 8
4 6
10 11
6 9
3 5
5 8
3 5
3 5
10 11
4 9
7 10
7 11
7 10
4 6
6 9
5 8
4 6
10 11
6 9
4 9
7 10
5 8
7 11
4 9
7 11
3 8
18 54 29
11 13
14 16
14 16
7 16
2 6
1 18
11 13
12 15
7 16
1 18
14 16
6 17
2 17
5 18
2 17
3 8
5 18
12 15
10 15
10 15
3 9
10 12
10 12
8 9
2 6
8 9
3 9
8 9
4 13
7 16
4 13
4...

output:

6 9
3 4 5 6 7 8 9 10 11
12 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
-1
10 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
6 9
1 2 3 4 5 6 7 8 9
12 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
6 9
2 3 4 5 6 7 8 9 10
10 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
10 15
1 2 3 4 5 6 7 9 10 11 12 13 14 15 16...

result:

ok 123 lines

Test #41:

score: 1
Accepted
time: 4ms
memory: 3888kb

input:

67
17 33 10
2 10
8 17
9 17
2 7
2 7
5 10
11 16
4 9
9 17
4 5
1 11
8 17
2 10
5 10
2 10
9 17
4 5
8 17
5 10
8 16
1 7
8 16
11 16
11 16
4 5
1 7
4 9
1 11
1 7
4 9
2 7
8 16
1 11
16 39 17
5 11
7 10
6 12
6 12
7 10
1 3
2 3
1 3
4 16
5 11
1 16
1 16
5 12
2 8
9 11
2 8
5 12
8 9
6 7
7 10
4 16
5 11
4 10
6 7
6 12
5 12
8...

output:

6 11
1 2 4 5 7 8 9 10 11 16 17
7 13
1 2 3 4 5 6 7 8 9 10 11 12 16
5 10
1 2 3 4 5 6 7 8 9 10
5 10
1 2 3 4 6 7 10 11 13 14
7 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
6 11
2 3 4 5 9 11 13 14 16 17 18
8 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
6 12
1 2 3 4 7 8 9 10 11 12 15 16
6 11
1 2 3 4 5 6 7 8 9 10 11
6 11...

result:

ok 124 lines

Test #42:

score: 1
Accepted
time: 1ms
memory: 3864kb

input:

64
20 18 9
6 15
1 11
3 8
5 9
14 15
7 8
5 10
9 10
11 17
2 16
13 19
12 16
3 7
1 17
6 14
19 20
13 20
2 12
17 15 10
3 4
6 16
2 13
4 9
1 5
14 15
8 16
12 13
2 12
7 15
5 17
6 8
7 14
3 9
1 17
20 18 27
5 17
15 17
5 15
8 11
10 12
12 19
9 14
11 20
1 7
2 13
9 18
1 6
10 19
2 3
14 18
6 7
3 13
8 20
19 18 15
7 11
8...

output:

-1
10 15
1 2 3 4 5 6 7 8 9 12 13 14 15 16 17
12 18
1 2 3 5 6 7 8 9 10 11 12 13 14 15 17 18 19 20
12 18
1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
6 9
1 4 5 6 7 8 9 10 11
8 12
1 2 3 4 5 6 7 8 9 10 11 12
-1
6 9
1 2 3 4 5 6 7 8 10
10 15
1 2 3 4 5 6 7 9 10 11 12 13 14 15 16
-1
8 12
1 2 3 4 5 6 7 8 9 ...

result:

ok 108 lines

Test #43:

score: 1
Accepted
time: 2ms
memory: 3860kb

input:

68
19 41 27
2 5
8 11
2 8
13 15
4 10
15 18
8 14
3 18
8 17
6 7
2 11
4 6
9 17
11 17
5 17
10 16
4 16
12 15
2 9
7 16
5 11
2 14
14 17
7 10
3 15
13 18
5 8
12 18
9 14
3 13
9 11
5 14
8 9
11 14
6 16
4 7
6 10
2 17
5 9
3 12
12 13
12 36 24
10 12
5 10
9 11
6 12
9 10
7 8
7 12
8 10
7 9
6 8
5 8
5 12
2 12
2 5
5 11
8 ...

output:

14 17
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
8 9
2 5 6 7 8 9 10 11 12
15 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
15 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
7 8
1 3 4 5 6 8 9 10
12 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
13 16
2 3 4 5 7 8 9 10 11 12 13 14 15 16 17 18
9 11
1 3 4 5 6 7 ...

result:

ok 116 lines

Test #44:

score: 1
Accepted
time: 2ms
memory: 3852kb

input:

65
14 24 3
10 11
10 13
1 2
2 8
2 8
3 14
6 12
5 6
2 8
3 14
9 14
10 11
1 2
6 12
5 6
10 13
5 6
6 12
1 2
10 13
9 14
3 14
10 11
9 14
13 24 13
1 5
1 5
5 7
9 10
4 8
2 3
3 11
4 13
9 10
2 3
5 7
2 3
3 11
4 8
4 8
9 10
1 5
4 13
3 11
9 12
5 7
9 12
4 13
9 12
15 30 16
1 5
11 14
11 14
3 12
7 12
4 6
8 15
1 5
9 15
9 ...

output:

-1
4 4
3 4 5 9
5 5
5 6 12 14 15
4 4
2 3 4 6
6 6
2 3 7 10 14 18
4 4
4 5 8 9
5 5
3 4 6 12 17
4 4
3 6 8 9
4 4
8 9 13 14
3 3
4 6 9
3 3
2 3 9
5 5
4 5 7 12 15
6 6
5 8 10 13 19 20
6 6
5 6 7 12 16 19
5 5
8 10 11 13 14
3 3
2 6 10
4 4
4 5 7 8
6 6
3 5 6 16 18 20
3 3
3 5 9
-1
6 6
4 7 8 9 12 16
5 5
3 5 7 12 13
6...

result:

ok 122 lines

Test #45:

score: 1
Accepted
time: 2ms
memory: 3824kb

input:

66
13 36 10
3 13
1 12
3 4
4 5
7 10
9 12
5 7
2 5
5 7
2 6
5 12
4 5
4 5
2 6
3 13
8 13
7 10
3 13
3 11
1 12
3 11
8 13
8 13
3 11
9 12
7 10
5 7
5 12
3 4
2 5
2 6
5 12
2 5
3 4
9 12
1 12
17 33 5
11 16
6 10
6 10
2 11
7 14
6 15
11 14
3 13
1 12
2 10
1 12
2 3
1 11
1 11
1 11
6 10
7 14
11 14
11 16
1 12
2 3
7 14
3 1...

output:

6 11
2 3 4 5 6 7 8 10 11 12 13
-1
7 14
1 2 4 5 6 7 9 11 12 13 14 16 17 19
4 5
3 4 5 8 9
8 10
1 4 8 11 13 14 15 16 18 20
6 10
1 2 5 6 7 8 9 10 12 13
4 5
2 5 8 12 13
5 6
2 3 5 6 10 15
5 9
2 5 6 11 12 13 15 16 17
5 6
3 7 8 9 10 12
5 9
1 2 3 4 5 6 8 9 10
4 5
3 4 6 7 11
5 6
2 4 5 10 13 14
6 7
1 7 9 11 12...

result:

ok 118 lines

Test #46:

score: 1
Accepted
time: 4ms
memory: 3852kb

input:

64
12 24 30
2 7
1 2
9 11
11 12
9 10
10 11
3 4
5 8
2 6
1 4
8 9
6 12
5 11
5 6
3 10
2 5
8 12
6 8
1 7
1 7
9 10
7 12
3 4
3 4
12 24 30
4 6
8 11
5 10
3 4
9 12
5 11
1 5
7 8
5 10
4 7
11 12
2 6
3 9
7 12
9 10
6 8
4 10
3 8
7 9
1 2
1 3
1 11
2 12
2 6
13 25 30
4 11
7 8
5 11
10 13
2 7
2 5
3 4
6 9
8 12
7 12
6 7
6 13...

output:

7 7
2 4 6 7 8 10 11
7 12
1 2 3 4 5 6 7 8 9 10 11 12
8 13
1 2 3 4 5 6 7 8 9 10 11 12 13
9 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
8 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
8 8
2 3 6 9 10 11 13 15
10 10
2 3 4 5 6 9 10 14 17 18
10 10
1 2 3 8 9 10 12 14 17 18
8 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14...

result:

ok 128 lines

Subtask #5:

score: 1
Accepted

Test #47:

score: 1
Accepted
time: 2ms
memory: 4144kb

input:

64
16 32 30
8 13
8 11
5 12
3 10
3 8
6 15
12 13
5 7
1 2
8 14
2 4
8 16
14 15
3 13
6 9
1 11
4 8
15 16
9 12
10 16
4 8
4 5
3 6
3 15
6 14
5 11
3 11
1 15
4 15
6 13
8 14
7 13
15 42 30
1 4
5 13
12 13
9 12
4 9
10 11
9 11
5 6
2 6
3 11
5 14
8 11
4 7
1 15
6 14
2 14
4 11
1 5
6 8
1 7
1 5
9 14
7 15
7 8
5 7
3 9
12 1...

output:

9 10
2 5 6 8 9 10 11 12 13 15
9 10
1 3 4 6 7 9 10 11 13 14
8 11
1 2 3 4 5 6 7 8 9 10 11
8 11
1 2 3 4 5 6 7 8 9 10 11
11 14
1 2 3 4 5 6 7 8 10 11 12 14 15 17
7 11
3 5 6 8 9 10 11 12 13 14 16
10 11
1 2 3 4 8 9 10 11 12 13 15
9 9
2 4 6 8 10 12 15 17 18
6 6
1 2 3 11 12 14
9 12
1 2 3 4 5 7 9 10 11 15 16 ...

result:

ok 128 lines

Test #48:

score: 1
Accepted
time: 2ms
memory: 3848kb

input:

69
10 46 30
6 8
1 10
1 2
2 6
4 9
2 6
1 10
5 6
1 2
1 9
1 6
4 6
1 6
5 6
1 6
2 6
1 7
1 8
7 9
3 4
4 7
3 9
5 6
4 6
7 9
2 6
2 4
4 5
2 6
5 10
3 7
3 10
5 10
3 10
5 6
3 4
3 8
4 7
1 2
3 6
2 6
1 6
2 10
1 3
6 10
3 9
17 42 30
7 12
2 5
4 10
4 11
2 14
8 10
4 9
12 15
3 4
9 16
2 9
4 11
2 10
3 6
4 15
2 4
8 14
3 7
1 1...

output:

6 7
1 3 4 6 7 9 10
11 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
8 10
2 3 4 5 6 7 8 9 15 18
8 12
1 2 4 5 6 7 8 10 11 12 14 15
8 8
2 3 4 7 8 10 11 12
7 9
1 2 5 7 8 9 10 11 12
10 10
2 3 4 7 8 9 10 11 16 17
9 14
1 2 3 4 6 7 8 9 10 11 12 13 14 15
7 7
1 2 3 4 7 8 10
8 8
3 4 5 6 7 8 9 13
7 7
3 5 6 7 8 1...

result:

ok 138 lines

Test #49:

score: 1
Accepted
time: 2ms
memory: 3856kb

input:

65
13 32 30
3 8
6 12
2 9
4 6
3 4
3 10
5 7
11 13
3 10
5 11
9 13
4 13
4 8
9 13
1 5
3 10
8 9
11 12
2 8
1 5
1 5
8 11
6 8
6 11
2 5
9 10
7 13
2 6
4 10
6 10
7 9
9 13
17 56 30
8 12
13 15
8 10
10 17
3 8
1 14
10 13
16 17
9 12
4 5
10 15
2 15
6 17
6 11
8 15
2 14
4 14
5 16
2 15
2 10
16 17
1 11
7 17
7 11
2 10
13 ...

output:

8 13
1 2 3 4 5 6 7 8 9 10 11 12 13
9 12
2 5 6 8 9 10 11 12 13 14 15 17
10 12
4 6 7 9 10 11 12 13 15 16 18 19
10 12
1 2 3 4 5 6 7 8 11 13 14 15
8 10
1 2 3 4 7 8 12 14 15 16
4 4
2 5 17 18
8 11
2 4 5 6 7 8 9 11 12 13 14
10 10
1 2 3 5 6 9 12 13 14 15
5 5
5 6 9 10 11
11 14
1 2 3 5 6 9 10 11 12 13 14 15 1...

result:

ok 130 lines

Test #50:

score: 1
Accepted
time: 2ms
memory: 3852kb

input:

64
15 25 30
4 14
7 8
6 11
1 7
6 15
4 10
10 11
4 7
2 8
1 6
6 15
4 7
6 7
6 12
6 9
6 8
7 9
1 6
1 10
2 10
13 14
7 11
10 15
6 14
3 8
16 52 30
6 13
2 5
3 11
13 14
9 13
10 13
7 9
12 14
7 11
5 11
15 16
8 16
1 14
3 6
9 11
4 5
10 16
2 13
3 12
1 13
7 10
6 7
8 14
3 5
4 7
7 11
7 11
10 15
10 12
1 7
1 15
15 16
8 1...

output:

5 5
6 7 8 10 14
10 10
1 5 6 7 8 10 11 12 13 16
7 7
2 4 8 11 12 13 14
8 9
1 2 4 6 7 8 9 13 14
8 10
1 2 4 6 7 8 10 11 12 13
8 12
1 2 3 4 5 6 7 10 11 12 13 14
11 11
2 3 5 6 7 9 10 11 16 17 18
1 1
10
5 5
1 3 4 8 9
6 6
4 6 7 8 9 15
7 11
2 3 5 6 7 8 9 10 11 13 14
8 10
6 7 8 10 12 13 14 15 17 18
10 15
1 2 ...

result:

ok 128 lines

Test #51:

score: 1
Accepted
time: 6ms
memory: 3848kb

input:

68
13 39 10
2 3
4 11
5 6
6 13
4 11
1 9
7 12
3 10
4 11
2 3
8 11
2 10
1 9
5 13
8 11
5 13
4 8
1 9
3 10
1 9
7 12
7 12
7 12
4 8
3 10
6 13
2 3
2 10
8 11
5 6
7 12
1 9
2 10
4 8
6 13
5 13
5 6
7 12
1 9
20 60 25
3 18
6 13
8 12
9 16
7 10
17 19
1 15
5 15
11 19
9 16
1 15
6 13
3 18
3 18
2 5
1 2
4 11
1 2
11 19
14 2...

output:

8 13
1 2 3 4 5 6 7 8 9 10 11 12 13
10 20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
7 13
1 2 3 4 5 6 7 8 9 10 11 12 13
-1
9 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
10 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
9 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
9 16
1 2 3 4 5 6 7 8 9 10...

result:

ok 116 lines

Test #52:

score: 1
Accepted
time: 6ms
memory: 3848kb

input:

69
14 42 27
8 9
5 12
11 13
6 7
5 12
1 2
5 12
11 13
6 7
4 10
4 8
2 11
3 12
4 8
4 8
3 12
3 13
10 14
1 2
1 2
10 14
5 7
2 11
9 14
2 11
1 6
5 7
6 7
4 10
3 13
8 9
1 6
11 13
8 9
10 14
1 6
9 14
3 13
4 10
5 7
3 12
9 14
16 45 27
5 12
2 3
5 13
1 16
1 11
2 6
5 13
12 16
4 15
3 6
3 6
5 13
10 13
8 14
4 15
5 12
1 1...

output:

8 14
1 2 3 4 5 6 7 8 9 10 11 12 13 14
8 15
1 2 3 4 5 6 7 8 10 11 12 13 14 15 16
10 20
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
7 12
1 3 4 5 6 7 8 9 10 11 12 13
9 18
1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19
5 10
1 2 3 4 5 6 7 8 9 10
9 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
6 11
1...

result:

ok 128 lines

Test #53:

score: 1
Accepted
time: 0ms
memory: 3852kb

input:

69
19 26 22
2 9
3 18
12 15
11 14
10 17
5 10
1 10
4 18
7 13
7 11
13 14
6 18
17 19
3 6
5 19
10 19
11 13
3 4
1 19
2 8
1 5
4 6
7 14
1 17
5 17
8 9
19 26 17
7 19
6 12
17 19
2 10
7 17
10 14
8 18
6 13
6 11
9 11
7 16
1 3
11 12
1 8
9 13
2 14
1 18
11 13
9 12
3 8
16 19
3 18
12 13
6 9
5 15
16 17
11 11 5
1 7
1 2
...

output:

13 18
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 18 19
13 18
1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
-1
12 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
8 12
1 2 3 4 5 6 7 8 9 10 11 12
8 13
1 2 3 4 5 6 7 8 9 10 11 12 13
12 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
9 12
2 3 4 5 6 7 8 9 10 11 12 1...

result:

ok 118 lines

Test #54:

score: 1
Accepted
time: 2ms
memory: 3908kb

input:

67
17 69 17
9 11
10 13
3 9
5 13
3 5
2 15
7 17
2 4
2 11
2 13
7 15
9 10
3 4
13 17
1 4
1 11
2 5
9 13
5 15
1 5
7 9
4 10
9 15
4 9
10 11
11 15
10 15
4 15
11 17
6 12
2 10
1 9
3 11
1 10
12 16
3 13
2 3
10 17
4 7
4 17
5 7
3 7
3 15
1 7
5 9
6 16
2 9
7 11
7 13
4 13
4 5
5 11
7 10
5 17
3 10
1 15
1 13
1 2
4 11
3 17...

output:

13 15
1 2 3 4 5 6 7 9 10 11 12 13 15 16 17
-1
-1
-1
6 8
1 2 3 5 6 7 8 10
14 17
1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 17 18
14 17
1 2 3 4 6 7 8 9 10 13 14 15 16 17 18 19 20
16 19
1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19 20
11 13
1 2 3 4 5 6 7 8 9 10 11 12 13
8 11
1 2 3 4 5 6 8 9 10 11 12
14 18
1 2...

result:

ok 114 lines

Test #55:

score: 1
Accepted
time: 3ms
memory: 3856kb

input:

71
10 18 29
4 6
4 6
2 9
3 7
2 9
5 10
4 6
8 10
1 2
3 7
8 10
2 9
1 2
5 10
1 2
5 10
3 7
8 10
10 18 30
6 7
1 9
2 10
2 10
5 9
3 9
4 7
3 9
5 9
4 7
6 7
4 7
3 9
6 7
1 9
2 10
1 9
5 9
16 27 5
2 16
12 14
8 10
8 10
3 15
4 16
5 13
2 16
7 15
9 11
8 10
5 13
4 16
1 16
1 16
4 16
5 13
9 11
3 15
12 14
2 16
12 14
7 15
...

output:

4 6
2 3 4 6 7 10
3 4
2 7 9 10
-1
5 8
1 3 5 6 7 9 11 12
6 10
5 6 7 8 10 11 12 13 14 15
3 3
3 9 10
-1
4 6
2 4 6 7 8 9
5 9
1 2 3 4 5 6 7 9 11
8 14
2 3 4 5 6 7 8 9 10 12 14 16 17 18
6 9
1 3 5 6 7 10 11 12 14
8 13
1 2 5 7 8 9 10 11 13 14 15 16 19
9 17
2 3 4 6 7 8 9 11 12 13 14 15 16 17 18 19 20
3 3
3 9 1...

result:

ok 134 lines

Test #56:

score: 1
Accepted
time: 3ms
memory: 3800kb

input:

67
10 21 28
2 10
2 10
6 8
5 7
1 4
9 10
7 8
2 10
7 10
5 7
6 8
7 10
7 8
7 8
1 4
1 4
9 10
9 10
6 8
7 10
5 7
17 39 2
6 14
5 12
9 15
1 15
5 12
10 11
6 10
3 7
5 17
6 13
10 11
5 16
4 6
3 7
5 7
4 6
5 7
5 7
6 10
9 15
5 17
5 17
6 14
1 15
6 13
10 11
6 10
3 7
4 6
8 15
8 15
1 15
6 14
8 15
5 16
5 16
5 12
9 15
6 1...

output:

4 7
1 4 5 6 7 8 10
-1
4 6
1 4 5 8 9 10
6 7
2 4 5 10 11 13 15
3 5
2 4 6 8 9
8 14
1 2 3 4 6 7 8 9 11 14 15 16 17 18
9 14
1 2 3 4 5 6 7 9 10 12 14 16 17 18
6 9
1 2 3 4 11 12 13 14 15
3 5
1 2 7 8 10
7 13
1 2 3 4 5 6 7 10 11 12 13 14 15
5 9
1 2 3 4 7 8 9 10 12
6 11
1 3 6 8 9 10 11 13 14 15 16
4 6
2 5 7 8...

result:

ok 127 lines

Test #57:

score: 1
Accepted
time: 4ms
memory: 3928kb

input:

66
16 40 30
4 9
2 9
4 6
6 11
7 14
8 9
5 15
3 10
6 16
12 15
5 14
1 5
13 15
1 16
7 13
11 14
13 16
3 4
1 12
5 9
3 16
2 4
1 4
10 14
6 13
2 10
6 7
2 11
2 10
12 15
1 8
10 13
11 16
9 14
7 12
3 5
3 12
8 11
8 15
7 8
10 25 30
3 9
4 8
3 7
1 8
3 4
6 10
1 8
2 4
7 8
3 10
2 6
5 9
5 10
1 7
5 9
3 10
6 9
1 2
4 6
2 9
...

output:

10 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
6 10
1 2 3 4 5 6 7 8 9 10
11 17
1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18
9 9
1 4 5 6 7 12 13 15 16
8 12
1 2 3 4 5 6 7 8 9 10 11 12
11 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
7 10
1 2 3 4 5 6 7 8 9 10
6 12
1 2 3 4 5 6 7 8 9 10 11 12
11 17
1 2 3 4 5 7 8...

result:

ok 132 lines

Subtask #6:

score: 0
Time Limit Exceeded

Test #58:

score: 1
Accepted
time: 15ms
memory: 4156kb

input:

32
23 77 30
4 18
1 20
11 20
6 22
7 18
2 17
10 14
3 6
15 22
3 13
14 17
4 16
14 23
1 10
9 14
6 20
4 9
11 16
20 22
5 13
3 23
8 20
2 16
12 16
5 20
1 19
3 8
9 17
15 21
18 23
1 6
3 16
2 6
16 22
16 22
6 15
14 21
4 22
12 19
10 21
2 18
1 10
15 22
7 20
6 19
13 22
5 16
7 22
21 23
14 15
5 16
11 20
10 16
18 19
5...

output:

13 14
2 3 6 9 10 13 14 16 17 18 19 20 21 22
12 14
1 3 6 7 9 10 11 14 15 16 17 18 19 20
24 24
3 4 5 6 9 10 12 13 14 15 16 19 21 24 26 28 29 30 31 32 34 35 36 37
19 25
1 2 3 4 5 6 7 10 11 12 13 15 16 17 18 19 20 21 22 24 25 26 27 28 29
18 19
1 3 4 6 8 9 10 11 12 15 16 18 20 21 22 24 26 31 32
24 33
1 2...

result:

ok 64 lines

Test #59:

score: 1
Accepted
time: 15ms
memory: 3920kb

input:

34
21 71 30
9 12
16 17
6 7
15 19
10 21
4 16
7 8
9 10
2 8
12 17
5 11
13 20
3 21
10 14
3 8
8 16
6 19
1 9
6 10
11 12
1 11
4 16
4 6
7 8
19 21
6 16
4 20
2 19
1 7
2 19
8 12
16 20
4 18
13 14
1 2
17 19
18 19
1 9
2 10
15 20
7 9
10 16
7 11
6 21
3 17
1 12
7 8
9 11
9 17
6 16
12 15
7 8
10 13
5 21
7 20
12 21
1 8
...

output:

13 16
1 4 6 7 8 9 10 11 12 13 14 15 17 19 20 21
17 19
1 4 5 7 8 9 10 14 15 17 18 19 23 24 25 26 28 30 31
16 20
1 2 3 6 9 10 11 12 14 17 22 23 27 28 29 31 35 36 38 39
20 24
2 3 5 6 7 9 11 12 13 14 15 16 17 18 22 23 24 25 26 28 37 38 39 40
14 16
1 2 3 4 5 8 9 10 12 13 14 15 16 17 18 20
13 13
1 2 3 4 8...

result:

ok 68 lines

Test #60:

score: 1
Accepted
time: 13ms
memory: 3856kb

input:

32
40 121 30
3 36
3 37
8 13
6 34
26 35
6 27
7 40
33 37
12 25
1 15
9 18
3 32
15 26
6 26
15 38
5 17
11 34
2 22
13 26
18 31
3 31
24 30
21 38
14 19
33 35
21 25
36 37
3 18
15 24
32 40
16 29
36 40
14 31
2 24
4 18
36 39
23 26
20 39
3 19
17 31
5 28
6 11
1 2
15 39
2 16
4 15
15 37
3 27
6 34
25 39
4 15
8 31
11...

output:

26 40
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
21 21
2 6 7 9 10 13 15 16 19 21 22 23 24 25 26 27 29 30 32 33 35
23 30
1 2 3 4 5 6 7 8 10 11 12 13 15 16 17 18 22 25 26 27 28 29 32 33 34 35 36 37 38 39
11 12
3 4 8 9 12 13 14 15 16 1...

result:

ok 64 lines

Test #61:

score: 1
Accepted
time: 14ms
memory: 3856kb

input:

33
30 55 30
3 4
18 20
3 27
5 12
5 12
15 16
5 13
11 29
20 29
10 28
5 21
1 30
5 24
5 12
12 29
3 15
16 19
16 18
9 10
11 17
27 30
10 12
15 26
4 12
8 30
1 20
10 13
8 16
6 9
6 20
4 19
8 26
5 7
5 25
21 28
15 25
23 28
6 7
5 22
17 23
6 10
15 20
14 24
4 27
9 21
27 28
9 24
7 18
4 11
13 20
6 23
14 17
6 7
3 30
1...

output:

16 26
3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 21 23 24 25 26 27 28 29 30
14 18
1 2 3 4 5 6 7 8 9 10 11 12 13 16 17 18 19 20
22 29
1 2 3 4 5 6 8 9 10 12 13 16 17 18 19 20 21 22 23 24 26 27 28 29 30 32 33 34 35
23 28
1 2 3 10 11 13 14 15 16 17 18 19 20 21 23 24 26 27 29 30 33 34 35 36 37 38 39 40
...

result:

ok 66 lines

Test #62:

score: 1
Accepted
time: 14ms
memory: 3840kb

input:

32
29 134 30
2 10
3 20
2 11
3 5
25 28
17 28
16 28
6 10
26 27
18 28
13 21
23 24
6 8
10 15
12 16
5 29
12 16
14 15
23 29
12 21
1 12
1 26
9 29
4 29
18 28
3 11
23 25
14 29
6 25
25 26
10 16
2 25
12 22
20 23
14 18
5 29
5 23
2 25
6 14
3 28
15 27
2 12
13 16
10 22
3 14
22 23
5 8
11 27
11 22
13 28
2 17
19 21
4...

output:

20 29
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
18 22
3 4 5 8 9 10 12 13 14 18 20 23 24 25 26 29 30 31 32 36 37 38
14 14
1 2 3 4 6 7 10 11 13 14 15 17 18 20
16 18
1 3 4 5 7 8 10 11 12 13 14 16 17 19 20 22 23 24
13 17
1 2 3 4 5 7 8 10 11 12 13 14 15 16 17 18 19
17 ...

result:

ok 64 lines

Test #63:

score: 1
Accepted
time: 6ms
memory: 3864kb

input:

29
36 42 30
3 24
13 29
6 20
5 8
21 34
9 31
12 15
7 14
8 17
9 31
3 28
5 35
6 23
8 26
2 29
23 28
15 19
10 25
13 16
4 27
10 21
15 19
8 13
23 24
9 24
1 32
5 12
5 12
6 21
18 19
12 24
20 28
22 29
10 32
7 10
1 15
5 23
10 33
11 16
5 25
26 30
4 30
20 123 30
2 5
14 18
10 12
1 8
7 12
5 10
9 11
2 15
14 17
10 18...

output:

16 27
1 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 23 24 26 27 28 29 30 31 32 34
14 14
2 4 5 6 8 9 10 11 12 14 15 16 17 20
15 21
1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19 20 21 22
16 22
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
16 21
1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ...

result:

ok 58 lines

Test #64:

score: 0
Time Limit Exceeded

input:

25
51 150 11
20 34
4 5
12 37
9 44
14 27
23 26
1 11
4 5
18 38
42 47
9 44
7 21
15 45
9 44
25 46
23 26
12 37
19 22
28 29
25 46
42 47
20 34
13 32
18 38
14 27
33 40
19 22
19 22
42 47
14 27
4 5
28 29
20 34
42 47
36 49
8 16
1 11
17 35
2 24
36 49
23 26
12 37
18 38
33 40
23 26
36 49
10 51
31 39
1 11
12 37
31...

output:


result:


Subtask #7:

score: 1
Accepted

Test #78:

score: 1
Accepted
time: 13ms
memory: 4116kb

input:

36
20 64 30
5 6
7 14
14 18
13 17
15 16
15 18
2 13
6 20
3 8
10 16
10 20
12 14
15 17
3 4
3 11
6 12
8 11
11 14
8 16
12 20
3 4
18 20
9 12
16 20
11 17
4 7
2 9
12 18
18 20
3 15
12 17
1 7
3 11
1 16
12 20
1 6
8 20
10 19
10 15
14 18
14 18
3 16
3 7
12 19
2 17
4 11
12 20
1 12
5 8
10 17
18 19
12 19
3 17
11 19
3...

output:

12 15
1 2 3 5 6 7 8 10 11 12 16 17 18 19 20
16 23
1 2 3 5 6 7 8 10 11 12 14 15 16 17 19 20 21 23 24 26 27 28 29
17 22
1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 17 18 19 20 22 23 24
21 36
1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
17 28
1 4 5 6 7 8 ...

result:

ok 72 lines

Test #79:

score: 1
Accepted
time: 14ms
memory: 4152kb

input:

34
25 120 30
14 19
14 18
2 17
13 19
11 24
20 22
8 14
3 10
4 8
9 22
1 15
20 22
2 4
5 10
7 22
9 14
16 17
3 4
12 21
17 24
14 19
9 13
2 9
1 22
10 12
11 22
14 23
7 14
8 19
13 23
13 24
10 15
3 11
10 16
7 14
10 24
12 24
7 15
6 22
6 19
8 10
22 24
3 25
2 15
11 22
13 23
13 17
15 21
18 24
15 19
8 21
1 18
4 5
3...

output:

17 17
1 2 3 5 7 8 10 11 13 14 16 18 19 21 22 24 25
15 18
2 3 4 5 9 10 12 13 14 16 19 21 22 23 29 30 31 33
15 21
2 3 4 5 7 10 11 12 13 14 16 17 18 19 20 21 24 27 28 29 30
16 17
1 2 5 6 7 9 11 12 15 16 17 18 22 27 30 31 32
14 19
1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20
16 18
3 4 5 6 7 8 10 13 1...

result:

ok 68 lines

Test #80:

score: 1
Accepted
time: 15ms
memory: 3852kb

input:

32
23 80 30
2 18
3 12
18 22
16 18
9 23
12 22
16 22
5 17
12 19
17 23
8 20
9 19
8 19
14 15
9 13
6 23
4 19
10 16
12 16
1 13
1 15
17 22
2 23
10 18
15 23
5 22
8 17
22 23
19 21
3 7
7 8
12 22
2 11
4 13
1 3
4 18
18 20
3 19
8 16
11 21
3 17
1 23
4 10
8 19
4 20
13 23
4 18
4 13
16 21
4 10
7 23
3 22
1 12
1 9
8 2...

output:

14 17
1 3 4 7 8 9 11 12 13 14 15 16 17 18 19 22 23
15 17
1 2 3 4 6 8 9 10 13 14 17 18 20 21 24 25 26
19 19
2 3 4 5 7 8 10 11 12 14 15 17 20 21 22 23 28 31 35
15 20
1 3 4 5 6 7 8 9 10 11 12 14 15 16 18 19 20 21 22 25
20 30
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ...

result:

ok 64 lines

Test #81:

score: 1
Accepted
time: 8ms
memory: 3856kb

input:

36
23 86 30
6 9
1 15
13 22
18 20
13 18
1 3
6 22
16 19
8 23
5 16
2 9
1 14
6 23
11 15
3 21
7 13
14 22
13 17
6 14
2 6
9 12
15 16
4 19
8 9
14 21
10 18
1 4
15 21
8 14
15 20
1 7
1 9
8 16
4 11
13 16
8 21
14 22
6 23
20 22
3 7
4 8
10 14
5 23
5 19
3 18
5 11
5 9
6 20
1 13
4 10
4 17
9 19
1 2
8 11
2 14
6 21
9 23...

output:

15 19
1 3 4 5 6 7 8 9 10 11 13 14 15 16 18 19 20 21 23
18 23
1 2 3 4 5 6 7 8 10 11 12 14 15 16 18 19 21 24 27 29 31 32 34
12 13
1 2 3 4 5 7 9 11 12 13 14 16 19
14 17
3 4 6 7 8 9 10 12 14 16 17 18 19 20 23 24 26
14 23
1 2 3 4 7 8 9 10 12 14 15 16 17 18 19 20 21 23 25 26 27 28 30
11 14
1 2 3 7 8 10 11...

result:

ok 72 lines

Test #82:

score: 1
Accepted
time: 16ms
memory: 3892kb

input:

32
39 86 30
15 20
2 5
7 21
5 15
11 37
26 31
4 30
8 27
30 33
12 20
1 16
5 6
13 21
14 21
11 18
19 20
13 20
2 25
12 13
13 18
11 28
20 38
10 17
11 13
20 28
13 27
2 26
14 38
13 34
8 12
12 30
30 36
8 9
11 34
11 29
7 32
17 18
20 35
37 39
7 31
9 26
9 31
9 20
19 27
3 18
36 37
3 12
25 33
5 20
3 37
2 24
1 19
1...

output:

21 31
1 2 3 5 6 7 8 9 10 11 12 13 14 15 17 18 19 20 21 23 24 25 26 27 28 30 31 33 36 37 39
14 15
1 2 3 4 5 6 7 9 12 13 14 16 17 20 22
16 23
1 2 5 8 9 11 12 13 14 15 16 18 22 23 24 25 27 28 30 31 32 33 37
23 26
1 3 4 5 6 7 8 9 10 11 12 17 18 19 21 22 24 27 28 29 31 33 34 36 37 38
16 24
1 2 4 5 7 8 9 ...

result:

ok 64 lines

Test #83:

score: 1
Accepted
time: 16ms
memory: 3864kb

input:

32
21 129 30
13 15
7 21
2 20
5 20
7 20
5 10
1 17
5 13
7 12
8 11
7 10
1 11
1 9
1 6
5 9
2 5
17 20
10 12
7 10
11 17
1 13
7 13
11 14
12 15
3 11
1 19
6 18
9 17
5 16
8 19
17 20
9 14
1 5
14 19
1 2
1 7
1 4
5 14
5 19
1 17
6 13
13 16
6 16
9 17
16 17
15 16
3 18
4 12
6 13
2 9
8 21
1 3
3 20
1 11
15 20
18 21
12 2...

output:

16 21
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
16 22
2 3 4 5 7 8 10 11 12 13 14 15 16 17 18 19 20 21 22 24 25 26
18 26
1 3 5 6 8 11 12 14 15 16 17 18 19 21 22 23 24 25 27 28 29 31 34 35 37 38
21 21
1 2 3 4 6 7 9 11 12 13 14 19 20 21 22 23 31 32 34 36 37
18 24
1 2 3 4 5 6 7 8 9 10 11 12 ...

result:

ok 64 lines

Test #84:

score: 1
Accepted
time: 663ms
memory: 3848kb

input:

30
57 171 21
14 37
36 55
28 42
22 31
11 18
2 37
7 46
12 13
24 50
30 57
9 41
29 44
35 47
1 10
39 46
16 19
4 38
9 34
2 14
21 27
16 19
40 48
17 22
23 43
12 52
10 15
6 54
32 42
6 45
47 53
26 44
3 18
6 45
22 31
24 50
49 50
17 31
9 34
22 31
11 18
9 41
34 41
8 27
47 53
4 51
23 43
8 21
3 11
45 54
35 47
43 5...

output:

-1
14 21
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
22 33
1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
-1
-1
18 27
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
14 21
1 2 3 4 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2...

result:

ok 42 lines

Test #85:

score: 1
Accepted
time: 1614ms
memory: 3848kb

input:

26
56 168 21
8 54
6 28
13 37
8 54
3 4
9 15
50 55
4 26
15 40
9 39
10 18
7 24
31 48
38 55
36 46
15 40
6 10
14 32
24 47
23 51
9 39
30 49
1 12
7 47
38 42
5 21
50 55
8 54
13 44
5 21
39 53
35 52
17 41
38 55
8 33
2 34
24 47
24 47
1 14
17 56
11 12
9 15
30 49
23 43
38 42
39 53
38 55
11 12
50 55
18 20
40 53
2...

output:

-1
-1
-1
-1
-1
14 25
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
21 41
1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
21 41
1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33...

result:

ok 44 lines

Test #86:

score: 1
Accepted
time: 1ms
memory: 3920kb

input:

16
60 59 30
21 25
20 23
37 45
14 46
9 51
39 59
7 20
48 56
1 57
4 47
11 19
50 59
32 34
5 44
9 39
18 60
11 54
5 35
45 49
12 40
23 43
16 18
29 52
30 58
47 60
6 55
14 44
13 48
8 25
32 35
13 36
15 56
6 28
19 21
28 57
31 34
2 54
26 42
41 43
27 41
24 29
2 10
3 46
24 40
7 51
1 42
4 15
12 50
22 27
26 33
16 3...

output:

30 59
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
-1
30 60
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 ...

result:

ok 23 lines

Test #87:

score: 1
Accepted
time: 0ms
memory: 3872kb

input:

25
40 39 12
3 14
28 38
8 21
22 36
23 31
13 34
25 29
2 35
5 12
15 32
1 26
6 21
19 32
11 26
27 39
17 25
9 34
5 30
2 24
24 35
10 38
7 14
23 40
20 22
33 37
10 28
3 7
16 33
18 39
31 40
20 36
18 27
6 8
17 29
16 37
9 13
15 19
1 11
12 30
47 45 20
42 47
30 36
9 30
25 35
9 36
8 14
13 46
8 10
10 14
20 35
19 33...

output:

-1
-1
14 21
1 2 3 4 5 6 7 8 9 10 11 12 13 15 16 17 18 19 20 21 22
20 30
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
-1
14 21
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 20 21 22
-1
-1
-1
-1
-1
-1
-1
-1
16 24
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ...

result:

ok 30 lines

Test #88:

score: 1
Accepted
time: 14ms
memory: 3872kb

input:

25
25 72 14
14 17
5 25
5 8
15 23
9 10
3 8
11 23
1 5
2 16
6 18
10 16
4 18
1 3
12 14
9 20
3 25
3 7
11 18
6 15
15 18
12 16
8 25
2 17
10 12
14 20
6 23
2 20
17 21
10 21
2 9
10 20
9 17
3 5
10 14
2 14
5 7
16 20
12 21
1 19
18 23
10 17
14 21
4 23
16 17
7 8
19 25
20 21
8 19
17 20
2 12
12 20
4 6
6 11
1 25
2 21...

output:

-1
15 18
1 2 3 4 5 6 7 8 10 11 12 13 14 15 17 18 19 20
-1
-1
22 26
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
-1
-1
-1
-1
-1
21 25
2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 20 21 22 23 24 25 26 27 28
24 30
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26 27 2...

result:

ok 30 lines

Test #89:

score: 1
Accepted
time: 1ms
memory: 4036kb

input:

3
60 812 30
5 14
40 47
30 49
11 36
25 45
48 58
15 46
11 37
16 47
28 50
10 16
10 56
24 29
8 20
24 57
4 44
14 48
9 33
12 30
16 59
31 41
14 34
4 20
2 24
1 24
48 59
10 45
16 27
10 38
31 39
39 55
8 39
4 55
15 21
15 38
7 27
15 25
4 28
18 39
41 55
25 53
3 31
37 39
2 41
40 53
5 42
39 41
37 50
18 49
34 46
13...

output:

-1
-1
-1

result:

ok 3 lines

Test #90:

score: 1
Accepted
time: 603ms
memory: 4124kb

input:

16
59 114 7
26 39
23 58
15 25
10 36
14 45
12 26
4 5
6 39
1 28
33 41
3 28
8 34
35 42
24 27
29 52
9 58
39 51
7 53
23 58
32 44
20 46
24 27
6 39
12 26
28 56
33 41
7 53
16 53
38 43
28 37
15 41
32 44
17 25
7 53
11 38
10 36
16 53
21 42
35 42
30 50
28 56
27 49
30 50
30 55
28 37
14 45
27 49
30 55
28 37
2 36
...

output:

-1
22 36
1 2 3 4 8 10 16 17 18 19 22 23 25 26 27 31 32 33 34 35 37 38 42 43 44 48 50 51 53 54 55 56 57 58 59 60
-1
-1
-1
22 35
2 3 4 5 6 7 10 11 12 15 17 19 20 21 22 24 27 28 29 30 34 35 37 38 39 42 44 46 48 50 52 54 56 58 59
21 33
1 3 6 7 9 13 14 15 17 19 21 22 23 24 27 28 32 33 35 36 38 39 41 43 4...

result:

ok 21 lines

Test #91:

score: 1
Accepted
time: 860ms
memory: 4124kb

input:

16
60 153 12
32 54
14 22
10 59
6 27
29 53
17 25
14 22
10 46
38 56
38 39
6 57
38 56
7 9
44 48
24 54
6 31
24 40
17 38
20 44
34 43
24 40
54 58
7 36
2 12
42 51
22 44
6 57
34 56
7 36
16 42
44 48
23 54
6 30
26 58
6 31
54 58
44 53
54 59
24 54
32 54
9 37
9 37
4 50
16 41
11 38
11 38
17 38
16 42
31 49
12 54
1...

output:

-1
20 25
2 3 7 8 12 14 16 17 20 21 28 32 33 36 38 39 40 41 43 45 46 47 49 53 57
-1
-1
-1
-1
-1
-1
25 44
1 2 3 5 7 9 11 12 14 15 16 17 18 19 21 22 23 24 25 28 30 31 32 33 34 38 40 41 42 43 44 45 46 47 49 50 51 52 54 55 56 57 58 59
-1
20 26
2 5 7 8 12 13 14 15 17 18 19 21 22 27 29 31 34 35 37 39 49 50...

result:

ok 22 lines

Test #92:

score: 1
Accepted
time: 388ms
memory: 3868kb

input:

16
60 162 7
10 38
1 14
30 57
7 29
35 38
22 23
17 30
5 16
35 38
36 47
26 36
8 53
41 60
20 46
27 28
8 53
1 54
5 40
6 46
36 47
35 43
7 29
3 45
21 38
32 35
36 47
12 21
38 51
7 28
1 2
15 36
33 54
9 45
42 43
4 54
20 46
21 56
5 16
46 52
1 14
32 35
11 49
23 39
22 23
9 45
25 26
6 60
10 19
31 35
46 52
34 43
3...

output:

-1
-1
-1
-1
24 36
3 4 5 7 16 18 20 21 22 23 24 26 27 29 30 31 32 33 35 37 38 40 42 43 44 45 50 51 52 53 54 56 57 58 59 60
-1
-1
-1
24 38
2 3 4 5 6 7 8 9 11 12 15 16 17 18 20 22 23 26 29 30 31 34 36 37 41 43 45 46 47 48 49 50 51 52 56 57 58 59
22 30
3 5 6 10 12 15 16 20 24 27 28 29 30 32 33 34 36 37 ...

result:

ok 21 lines

Test #93:

score: 1
Accepted
time: 1558ms
memory: 3856kb

input:

18
55 110 30
12 48
6 12
21 35
7 52
47 51
20 28
25 32
41 47
9 38
33 54
19 38
27 44
4 37
33 38
7 50
4 46
23 40
26 45
6 43
16 44
1 31
34 45
17 22
8 17
29 42
16 20
46 50
2 33
4 43
27 50
28 54
25 33
11 46
24 51
13 48
3 11
15 48
5 35
6 12
31 45
41 54
27 32
41 45
39 40
28 41
10 24
3 19
5 55
8 26
10 29
2 4
...

output:

28 28
1 2 3 7 8 12 13 14 15 16 22 24 25 27 28 29 35 37 38 40 43 45 46 47 49 53 54 55
27 54
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
27 27
1 3 4 5 6 7 9 10 11 12 14 16 17 20 22 23 24 26 29 ...

result:

ok 36 lines

Test #94:

score: 1
Accepted
time: 0ms
memory: 3856kb

input:

18
60 60 30
20 59
1 26
6 42
42 44
44 45
36 57
16 20
11 48
10 24
34 39
9 15
8 58
13 60
9 55
17 34
19 48
27 32
12 38
21 28
38 39
8 30
4 40
31 50
22 47
21 45
11 51
29 50
41 56
30 46
1 5
7 18
17 49
7 36
31 46
35 52
12 33
6 47
14 25
35 53
37 43
16 28
15 26
24 52
18 49
3 22
3 23
10 33
43 60
25 41
13 19
5 ...

output:

30 60
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
29 58
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 ...

result:

ok 36 lines

Test #95:

score: 1
Accepted
time: 1790ms
memory: 3856kb

input:

18
58 87 30
21 55
30 57
29 48
34 43
3 40
1 48
32 56
1 27
34 46
2 22
15 26
15 26
19 43
16 31
53 54
48 52
1 53
19 35
20 22
44 53
36 39
33 46
12 20
12 38
30 58
18 49
22 54
28 52
25 46
41 45
50 51
10 36
8 37
44 56
24 38
14 39
7 12
17 47
17 37
10 27
13 17
2 4
42 50
13 38
36 57
23 55
31 35
26 41
14 28
6 1...

output:

30 30
1 2 5 7 8 9 10 14 15 16 17 18 19 20 25 29 30 32 33 34 35 36 38 40 41 44 50 52 54 55
30 30
1 3 7 8 11 12 13 14 16 17 18 19 22 26 27 28 30 31 32 35 42 43 44 46 48 49 53 56 57 58
30 60
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 4...

result:

ok 36 lines

Test #96:

score: 1
Accepted
time: 0ms
memory: 4164kb

input:

18
58 169 30
19 24
4 7
4 19
25 49
3 10
4 10
10 14
4 56
16 41
10 56
26 31
4 10
25 56
2 56
24 56
26 49
4 25
25 27
26 49
10 13
10 49
19 49
10 11
6 40
31 56
10 27
4 10
4 25
4 21
1 56
10 57
10 12
4 34
4 56
10 19
10 13
10 19
4 10
10 24
10 49
10 12
19 25
10 34
4 34
16 28
10 12
19 42
4 50
4 10
19 51
4 10
1 ...

output:

15 19
1 4 9 10 16 19 25 26 29 38 39 40 47 49 50 51 52 56 57
15 18
5 7 13 19 20 21 22 27 29 30 31 33 43 45 49 51 52 54
13 17
1 4 7 8 9 11 12 27 32 35 39 40 43 45 50 51 52
14 16
4 11 12 16 19 21 24 28 30 31 34 37 43 44 54 57
16 22
2 3 6 8 9 11 18 19 25 26 27 29 32 35 37 38 41 42 43 44 46 50
16 21
2 3 ...

result:

ok 36 lines

Subtask #8:

score: 0
Time Limit Exceeded

Test #97:

score: 1
Accepted
time: 5ms
memory: 3844kb

input:

1
1000 3000 30
82 508
127 347
370 658
350 586
486 863
28 99
293 422
427 710
731 936
555 856
91 374
133 676
351 806
780 992
132 686
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212 971
161 919
402 666
59 106
682 766
288 570
199 882
332 428
633 693
306 694
319 882
356 582
546 916
305 665
336 534
608 901
222 228
422 860
406 869
457 524
114...

output:

-1

result:

ok single line: '-1'

Test #98:

score: 1
Accepted
time: 3ms
memory: 3912kb

input:

1
1000 3000 30
266 447
201 576
363 986
110 318
382 520
182 339
5 235
676 781
736 919
396 814
265 779
677 862
67 354
154 603
440 751
642 911
422 642
23 154
110 861
167 400
316 619
778 789
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621 677
339 419
154 248
354 550
398 701
73 940
461 829
547 923
643 986
339 985
110 901
96 461
560 856
552...

output:

30 30
73 110 154 167 178 201 235 265 266 316 339 354 396 398 432 440 461 520 560 565 581 642 677 761 778 781 873 919 923 986

result:

ok 2 lines

Test #99:

score: 1
Accepted
time: 3ms
memory: 3944kb

input:

1
1000 3000 30
644 655
62 723
103 222
738 939
567 903
47 644
281 383
450 498
115 414
487 502
173 383
115 515
596 886
27 712
191 200
392 769
218 940
117 304
86 861
427 511
16 234
77 448
366 870
11 879
113 366
47 502
38 832
712 769
85 147
492 826
448 718
383 670
58 596
686 732
234 943
268 427
610 976
...

output:

30 30
11 38 86 115 117 147 200 218 222 234 366 383 392 427 448 498 502 566 572 596 610 644 712 723 732 738 826 865 895 903

result:

ok 2 lines

Test #100:

score: 0
Time Limit Exceeded

input:

1
1000 2997 30
345 954
228 863
24 467
652 853
49 389
58 921
144 824
477 947
431 981
349 746
625 915
166 274
443 548
353 756
87 901
31 622
450 672
27 57
518 608
354 825
142 974
40 916
214 798
601 950
155 923
186 830
895 959
270 474
602 798
300 491
20 982
876 935
774 811
91 294
387 965
277 803
47 478
...

output:


result:


Subtask #9:

score: 0
Time Limit Exceeded

Test #109:

score: 1
Accepted
time: 5ms
memory: 3848kb

input:

1
1000 3000 30
126 407
55 812
361 478
617 796
500 641
338 450
587 739
1 159
753 795
521 995
313 981
35 595
364 914
334 672
615 802
466 789
262 852
258 867
475 686
543 902
334 795
470 899
146 823
713 850
305 574
201 332
119 298
387 747
187 999
95 981
349 731
749 883
829 895
380 818
568 856
738 981
69...

output:

-1

result:

ok single line: '-1'

Test #110:

score: 1
Accepted
time: 3ms
memory: 3908kb

input:

1
1000 3000 30
534 661
174 197
306 990
51 215
197 622
327 560
503 769
462 503
88 327
150 713
77 876
441 755
150 354
14 974
35 281
441 537
501 766
621 657
309 568
234 854
278 657
115 503
162 501
976 990
121 618
441 814
439 854
447 876
197 509
604 925
632 849
281 382
15 319
211 854
258 281
56 501
296 ...

output:

30 30
14 51 139 150 177 197 281 296 302 309 319 327 338 395 441 501 503 534 593 594 618 632 657 706 854 876 884 891 925 990

result:

ok 2 lines

Test #111:

score: 1
Accepted
time: 3ms
memory: 3920kb

input:

1
1000 3000 30
28 492
748 963
638 861
276 350
314 741
263 425
38 147
23 899
28 310
661 725
128 691
160 622
519 691
28 594
79 659
293 427
76 404
425 725
111 246
300 408
189 691
311 673
263 497
691 888
616 895
246 392
157 748
616 640
147 606
147 866
119 431
350 521
119 208
691 867
883 945
246 984
173 ...

output:

29 29
28 41 79 119 147 246 263 293 314 350 404 408 489 525 587 610 616 622 638 673 688 691 725 748 810 825 899 933 945

result:

ok 2 lines

Test #112:

score: 0
Time Limit Exceeded

input:

1
1000 3000 30
400 785
352 391
159 261
432 622
156 416
153 767
17 551
89 423
15 247
320 957
114 666
378 851
276 533
151 700
98 445
841 897
840 967
315 379
51 677
162 166
57 130
481 880
251 503
308 703
365 427
193 339
721 730
577 586
67 528
65 251
181 403
104 472
264 920
377 400
395 439
603 902
150 8...

output:


result:


Subtask #10:

score: 0
Time Limit Exceeded

Test #121:

score: 1
Accepted
time: 3ms
memory: 3912kb

input:

1
1000 3000 30
530 695
780 873
245 704
66 567
435 786
5 536
743 895
374 505
283 773
10 50
250 840
100 416
321 704
390 1000
786 921
374 549
490 626
362 759
661 929
589 704
390 446
123 725
371 447
380 930
10 106
661 876
615 695
410 695
421 695
390 561
10 209
338 780
18 345
41 123
121 773
345 384
558 9...

output:

29 29
5 10 66 123 250 345 352 368 374 390 416 447 462 622 626 647 661 691 695 704 714 743 759 773 780 786 853 922 930

result:

ok 2 lines

Test #122:

score: 1
Accepted
time: 4ms
memory: 4204kb

input:

1
1000 3000 30
79 286
325 945
25 566
629 751
523 566
398 742
769 793
622 706
91 484
287 880
321 966
436 966
119 618
243 349
119 894
398 692
249 287
444 733
400 831
815 902
155 693
356 597
455 966
22 119
486 597
232 444
482 878
91 467
461 831
605 894
39 966
598 966
287 592
243 722
170 398
392 831
383...

output:

30 30
91 119 128 155 158 223 243 277 286 287 325 332 368 398 444 461 482 566 594 597 622 629 682 761 793 815 831 894 919 966

result:

ok 2 lines

Test #123:

score: 0
Time Limit Exceeded

input:

1
1000 3000 30
69 502
36 140
484 840
882 978
399 605
79 902
566 615
486 675
54 768
367 671
532 762
886 972
882 978
158 255
903 943
16 607
46 548
60 555
133 226
240 704
172 341
543 714
261 855
482 664
541 632
22 47
23 520
242 471
411 947
387 440
460 510
197 290
617 881
64 890
784 793
507 709
679 686
...

output:


result: