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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
#725303#9537. Chinese Chessucup-team3215AC ✓15ms4080kbC++203.9kb2024-11-08 17:03:252024-11-08 17:03:26

Judging History

你现在查看的是最新测评结果

  • [2024-11-08 17:03:26]
  • 评测
  • 测评结果:AC
  • 用时:15ms
  • 内存:4080kb
  • [2024-11-08 17:03:25]
  • 提交

answer

#include <bits/extc++.h>

using namespace std;

constexpr int R = 10, C = 9, T = 6, D = 20;

int dist[T][R][C][R][C];

uint64_t splitmix(uint64_t x) {
  x += 457942364158234254782354781547;
  (x ^= x >> 30) *= 37843589425368942534595923;
  (x ^= x >> 27) *= 86345123452145542195491921;
  return x;
}

unordered_map<uint64_t, int> mem;

array<int, 3> build(vector<array<int, 3>> v, int alpha, int beta) {
  uint64_t h = 0;
  for (auto [a, b, c]: v) h = splitmix(h + a * 100 + b * 10 + c);
  array<int, 3> res{alpha + 1};
  if (mem.count(h)) {
    auto x = mem[h];
    int lo = x / 1000000, hi = x / 10000 % 100, r = x / 100 % 100, c = x % 100;
    if (lo > alpha) return {lo};
    if (lo == hi || hi <= beta) return {hi, r, c};
    if (hi <= alpha) res = {hi, r, c};
  }
  vector<array<int, 3>> opt;
  array<int, D> cnt, mask;
  {
    int m = 0;
    for (auto [t, R, C]: v) m |= 1 << t;
    if (__builtin_popcount(m) <= 1) return {};
  }
  for (int r = R; r--; )
  for (int c = C; c--; ) {
    cnt = mask = {};
    for (auto [t, R, C]: v) ++cnt[dist[t][R][C][r][c] + 1], mask[dist[t][R][C][r][c] + 1] |= 1 << t;
    int mx = 0;
    for (auto mask: mask) mx = max(mx, __builtin_popcount(mask));
    if (mx == 1) { mem[h] = 10000 + r * 100 + c; return {1, r, c}; }
    if (alpha > 1 && *max_element(cnt.begin(), cnt.end()) < v.size()) opt.push_back({-1, r, c});
  }
  static mt19937_64 rng(231313);
  shuffle(opt.begin(), opt.end(), rng);
  vector<vector<array<int, 3>>> part(D);
  vector<array<int, 2>> ord;
  int early = 0;
  for (auto [_, r, c]: opt) {
    for (auto& part: part) part.clear();
    for (auto [t, R, C]: v) part[dist[t][R][C][r][c] + 1].push_back({t, R, C});
    ord.clear();
    for (int i = D; i--; ) if (part[i].size() > 1) ord.push_back({part[i].size(), i});
    sort(ord.rbegin(), ord.rend());
    int mx = 1;
    for (auto [_, i]: ord) {
      int cur = build(move(part[i]), res[0] - 2, max(mx, beta) - 1)[0] + 1;
      mx = max(mx, cur);
      if (mx >= res[0]) break;
    }
    if (mx < res[0]) res = {mx, r, c};
    if (early = mx <= beta) break;
  }
  int lo = 0, hi = 99, r = 0, c = 0;
  if (res[0] <= alpha) hi = res[0], r = res[1], c = res[2];
  if (!early) lo = res[0];
  if (mem.count(h)) {
    auto x = mem[h];
    int lo_ = x / 1000000, hi_ = x / 10000 % 100, r_ = x / 100 % 100, c_ = x % 100;
    if (hi_ < hi) hi = hi_, r = r_, c = c_;
    if (lo_ > lo) lo = lo_;
  }
  mem[h] = lo * 1000000 + hi * 10000 + r * 100 + c;
  return res;
}

int main() {
  fill(****dist, ****end(dist), -1);
  for (int t = T; t--; )
  for (int rr = R; rr--; )
  for (int cc = C; cc--; ) {
    vector<array<int, 2>> q, nq{{rr, cc}};
    int d = 0;
    dist[t][rr][cc][rr][cc] = 0;
    while (++d, swap(q = {}, nq), q.size())
    for (auto [r, c]: q)
    for (int R = ::R; R--; )
    for (int C = ::C; C--; ) if (!~dist[t][rr][cc][R][C] && (
        t == 0? abs(r - R) + abs(c - C) == 1:
        t == 1? abs((r - R) * (c - C)) == 1:
        t == 2? (r - R) * (c - C) == 0:
        t == 3? abs((r - R) * (c - C)) == 2:
        t == 4? (r - R) * (r - R) + (c - C) * (c - C) == 8:
        R == r + 1 && c == C || R == r && abs(c - C) == (r > 4))) {
      dist[t][rr][cc][R][C] = d;
      nq.push_back({R, C});
    }
  }
  int n; cin >> n;
  vector<array<int, 3>> v;
  for (int i = 0; i < n; ++i) {
    int r, c; cin >> r >> c;
    for (int t = T; t--; ) v.push_back({t, r, c});
  }
  int m = build(v, 99, 0)[0];
  cout << m << '\n';
  for (int i = 0; i < m; ++i) {
    auto [m, r, c] = build(v, 99, 0);
    cout << "? " << r << ' ' << c << '\n';
    int d; cin >> d;
    v.erase(remove_if(v.begin(), v.end(), [&](auto& x) { auto [t, R, C] = x; return dist[t][R][C][r][c] != d; }), v.end());
    assert(v.size());
  }
  {
    int m = 0;
    for (auto& [t, r, c]: v) m |= 1 << t;
    assert(!(m & m - 1));
  }
  cout << "! " << "JSCMXB"[v[0][0]] << '\n';
}

这程序好像有点Bug,我给组数据试试?

详细

Test #1:

score: 100
Accepted
time: 6ms
memory: 3776kb

input:

1
9 0
6

output:

1
? 7 6
! S

result:

ok number is guessed.

Test #2:

score: 0
Accepted
time: 5ms
memory: 3748kb

input:

4
2 1
2 3
2 5
2 7
3
10

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #3:

score: 0
Accepted
time: 6ms
memory: 3804kb

input:

1
2 4
6
6

output:

2
? 7 3
? 4 8
! J

result:

ok number is guessed.

Test #4:

score: 0
Accepted
time: 5ms
memory: 3808kb

input:

1
5 0
6

output:

1
? 3 6
! S

result:

ok number is guessed.

Test #5:

score: 0
Accepted
time: 6ms
memory: 3800kb

input:

1
6 0
6

output:

1
? 4 6
! S

result:

ok number is guessed.

Test #6:

score: 0
Accepted
time: 5ms
memory: 3788kb

input:

2
7 7
1 0
-1
8

output:

2
? 2 8
? 9 8
! S

result:

ok number is guessed.

Test #7:

score: 0
Accepted
time: 6ms
memory: 3816kb

input:

5
8 6
1 3
0 5
2 4
0 2
5
12

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #8:

score: 0
Accepted
time: 6ms
memory: 3820kb

input:

6
0 7
1 6
2 8
0 5
7 6
8 2
3
6

output:

2
? 2 8
? 9 8
! M

result:

ok number is guessed.

Test #9:

score: 0
Accepted
time: 6ms
memory: 3816kb

input:

7
6 5
3 0
3 2
4 1
4 0
2 4
5 2
4
11

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #10:

score: 0
Accepted
time: 3ms
memory: 3832kb

input:

8
3 3
2 5
6 2
7 4
1 4
3 0
2 4
3 4
7
6

output:

2
? 6 1
? 4 8
! J

result:

ok number is guessed.

Test #11:

score: 0
Accepted
time: 3ms
memory: 3756kb

input:

9
2 7
2 4
2 5
2 2
2 1
2 0
2 6
2 3
2 8
6
13

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #12:

score: 0
Accepted
time: 7ms
memory: 3856kb

input:

10
4 0
0 0
5 0
7 0
8 0
1 0
6 0
9 0
2 0
3 0
16
-1

output:

2
? 9 7
? 4 8
! B

result:

ok number is guessed.

Test #13:

score: 0
Accepted
time: 3ms
memory: 3700kb

input:

9
1 8
1 2
1 5
1 6
1 3
1 4
1 0
1 1
1 7
7
14

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #14:

score: 0
Accepted
time: 7ms
memory: 3796kb

input:

10
0 4
5 4
8 4
2 4
4 4
7 4
3 4
9 4
6 4
1 4
11
7

output:

2
? 9 7
? 4 8
! J

result:

ok number is guessed.

Test #15:

score: 0
Accepted
time: 3ms
memory: 3856kb

input:

9
4 6
4 5
4 7
4 4
4 1
4 3
4 0
4 8
4 2
9
1

output:

2
? 8 2
? 4 8
! J

result:

ok number is guessed.

Test #16:

score: 0
Accepted
time: 3ms
memory: 3976kb

input:

10
9 2
5 2
1 2
8 2
6 2
7 2
2 2
0 2
4 2
3 2
14
-1

output:

2
? 9 7
? 4 8
! B

result:

ok number is guessed.

Test #17:

score: 0
Accepted
time: 3ms
memory: 3820kb

input:

9
3 1
3 7
3 5
3 3
3 6
3 4
3 0
3 2
3 8
10
2

output:

2
? 6 1
? 4 7
! J

result:

ok number is guessed.

Test #18:

score: 0
Accepted
time: 7ms
memory: 4064kb

input:

10
5 1
8 1
6 1
4 1
3 1
0 1
2 1
7 1
9 1
1 1
14
10

output:

2
? 9 7
? 4 8
! J

result:

ok number is guessed.

Test #19:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

9
1 6
1 4
1 3
1 7
1 8
1 5
1 2
1 1
1 0
7
14

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #20:

score: 0
Accepted
time: 7ms
memory: 3820kb

input:

10
5 0
9 0
1 0
2 0
3 0
6 0
7 0
4 0
0 0
8 0
16
-1

output:

2
? 9 7
? 4 8
! B

result:

ok number is guessed.

Test #21:

score: 0
Accepted
time: 6ms
memory: 3824kb

input:

9
0 3
0 5
0 7
0 0
0 4
0 8
0 1
0 6
0 2
8
-1

output:

2
? 2 8
? 9 8
! S

result:

ok number is guessed.

Test #22:

score: 0
Accepted
time: 6ms
memory: 3820kb

input:

10
1 0
9 0
4 0
2 0
8 0
7 0
5 0
3 0
0 0
6 0
16
-1

output:

2
? 9 7
? 4 8
! B

result:

ok number is guessed.

Test #23:

score: 0
Accepted
time: 6ms
memory: 3788kb

input:

9
1 8
1 2
1 7
1 0
1 4
1 6
1 1
1 5
1 3
7
14

output:

2
? 2 8
? 9 8
! J

result:

ok number is guessed.

Test #24:

score: 0
Accepted
time: 6ms
memory: 3796kb

input:

10
2 4
1 4
0 4
6 4
4 4
9 4
5 4
3 4
7 4
8 4
11
7

output:

2
? 9 7
? 4 8
! J

result:

ok number is guessed.

Test #25:

score: 0
Accepted
time: 6ms
memory: 3760kb

input:

9
0 2
0 7
0 5
0 4
0 0
0 3
0 1
0 6
0 8
8
-1

output:

2
? 2 8
? 9 8
! S

result:

ok number is guessed.

Test #26:

score: 0
Accepted
time: 7ms
memory: 3768kb

input:

10
5 3
2 3
3 3
8 3
9 3
1 3
6 3
7 3
0 3
4 3
11
8

output:

2
? 9 0
? 4 8
! J

result:

ok number is guessed.

Test #27:

score: 0
Accepted
time: 9ms
memory: 3848kb

input:

50
7 5
9 2
0 4
9 3
8 4
8 2
7 2
6 4
4 4
0 0
1 7
1 1
1 5
2 0
9 8
9 0
3 1
7 8
8 6
5 0
7 3
8 5
2 6
4 8
3 5
6 8
0 8
5 7
4 6
1 6
3 8
5 6
3 0
5 3
0 7
5 1
3 4
0 1
7 6
2 3
4 3
5 5
8 1
0 3
6 5
9 5
5 8
7 4
6 3
2 7
-1
3
9

output:

3
? 2 8
? 3 6
? 9 8
! S

result:

ok number is guessed.

Test #28:

score: 0
Accepted
time: 9ms
memory: 4080kb

input:

49
4 2
8 0
2 4
9 5
8 1
7 8
0 2
4 7
3 0
1 3
6 6
0 8
8 3
5 8
2 2
1 0
6 0
2 6
0 5
9 2
7 0
4 4
8 8
9 6
5 0
6 8
9 4
7 6
9 0
2 7
4 6
7 7
0 1
4 0
6 7
2 8
8 2
3 2
3 1
3 4
5 4
7 3
5 6
5 2
1 8
3 3
1 7
0 3
4 3
2
-1
10

output:

3
? 2 8
? 0 1
? 9 7
! B

result:

ok number is guessed.

Test #29:

score: 0
Accepted
time: 9ms
memory: 3836kb

input:

48
6 7
3 5
0 3
5 7
1 6
9 6
6 2
0 7
5 5
0 4
0 5
0 8
6 4
4 2
8 5
1 2
1 3
8 1
2 7
0 2
2 6
7 1
6 5
0 1
3 7
6 8
7 4
3 3
5 4
5 1
4 4
8 8
7 5
0 0
1 0
7 6
7 7
3 0
7 8
4 0
9 2
9 7
6 6
2 1
6 1
5 2
5 6
4 1
-1
4
4

output:

3
? 2 8
? 3 0
? 9 8
! S

result:

ok number is guessed.

Test #30:

score: 0
Accepted
time: 8ms
memory: 4080kb

input:

51
0 8
1 6
5 3
2 6
9 0
4 0
8 1
0 7
1 0
2 4
8 4
3 6
7 1
8 6
9 7
0 6
5 4
3 2
6 6
7 7
6 1
5 0
4 5
4 8
6 8
3 5
5 8
5 5
8 7
9 6
6 0
3 3
2 3
3 1
2 8
4 4
6 4
1 7
7 2
8 0
3 0
8 8
3 7
1 3
5 6
7 4
6 5
2 7
1 1
7 6
3 8
-1
3
7

output:

3
? 2 8
? 3 0
? 9 8
! S

result:

ok number is guessed.

Test #31:

score: 0
Accepted
time: 10ms
memory: 3848kb

input:

52
1 6
3 8
0 6
9 2
6 4
5 4
2 1
1 0
4 2
2 2
3 2
9 6
7 1
0 2
8 7
1 4
3 1
8 0
3 0
5 8
1 5
7 4
5 7
5 1
6 8
1 2
9 0
6 5
0 4
4 0
5 5
5 0
2 6
6 2
8 5
7 0
0 7
5 3
9 3
0 1
3 5
8 1
4 5
4 6
7 5
8 3
7 8
7 2
3 3
2 5
8 8
2 8
-1
5
12

output:

3
? 2 8
? 5 4
? 9 7
! B

result:

ok number is guessed.

Test #32:

score: 0
Accepted
time: 10ms
memory: 3868kb

input:

89
3 1
7 3
3 0
3 5
0 0
1 3
1 1
3 3
8 8
7 7
2 4
7 0
9 3
2 0
3 7
6 6
7 2
7 1
4 4
2 8
1 2
9 4
9 2
3 8
9 5
6 5
3 4
8 0
2 1
0 4
4 2
1 5
4 7
4 3
7 8
5 6
0 8
0 2
8 7
9 0
5 8
9 8
5 4
0 6
0 5
5 5
7 6
5 0
6 0
6 1
1 0
5 2
8 6
7 5
4 5
9 1
1 4
8 4
4 8
4 6
9 7
1 6
5 3
8 5
9 6
3 6
0 1
6 8
1 8
1 7
4 0
0 3
6 7
0 7
2...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #33:

score: 0
Accepted
time: 14ms
memory: 4068kb

input:

89
7 4
2 6
9 2
0 1
0 4
8 0
6 5
4 1
7 5
0 2
5 3
1 0
9 5
2 7
7 7
7 1
2 1
8 8
0 0
1 1
9 3
3 0
4 7
5 5
6 8
8 3
0 3
7 2
8 5
0 8
4 6
0 6
6 0
8 6
8 4
2 8
3 8
9 7
1 7
5 6
8 2
7 6
5 1
1 5
2 2
6 3
2 4
9 6
4 3
4 4
4 5
5 7
3 3
4 0
9 1
6 7
9 4
1 3
3 1
6 4
1 4
0 7
9 0
1 2
0 5
6 1
7 3
8 1
9 8
2 3
3 5
2 5
5 0
8 7
7...

output:

3
? 2 8
? 1 7
? 9 8
! C

result:

ok number is guessed.

Test #34:

score: 0
Accepted
time: 13ms
memory: 3864kb

input:

89
2 2
5 3
0 1
6 1
3 7
8 5
0 3
0 8
7 1
9 4
9 7
6 3
2 1
5 6
1 6
9 0
5 5
6 7
2 4
7 4
9 5
6 5
8 3
0 0
2 3
7 3
6 8
8 8
3 3
2 5
6 4
5 2
5 0
5 1
3 1
1 4
5 8
9 8
1 8
2 6
4 0
2 0
3 4
1 3
2 8
3 2
4 4
3 0
6 0
0 5
9 1
4 7
4 2
3 6
4 8
6 2
1 5
1 7
7 8
4 6
7 0
0 4
6 6
2 7
9 3
8 0
5 7
8 6
7 7
9 2
9 6
8 7
8 4
3 5
4...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #35:

score: 0
Accepted
time: 12ms
memory: 4068kb

input:

89
3 3
4 4
8 2
7 8
4 7
7 6
1 5
5 4
9 5
3 8
6 2
0 1
3 0
1 6
0 7
3 4
4 8
8 1
4 6
5 5
4 0
4 5
2 3
7 3
7 2
1 1
9 8
4 3
3 7
5 8
1 8
1 0
4 1
5 2
2 4
0 6
8 8
6 1
9 0
2 6
3 6
1 7
6 3
8 0
1 3
2 0
6 0
8 6
8 5
7 5
9 2
9 1
3 1
9 6
3 2
5 7
0 3
6 6
0 4
6 4
5 3
5 0
2 8
7 4
0 2
2 2
2 1
6 8
2 5
7 1
8 3
0 8
0 0
9 3
7...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #36:

score: 0
Accepted
time: 10ms
memory: 3908kb

input:

89
5 0
7 0
0 2
0 7
1 5
3 6
2 6
7 8
6 5
5 5
8 2
6 0
1 4
4 7
4 4
6 3
9 4
8 3
0 4
2 3
4 6
3 3
6 7
6 6
3 0
1 6
6 8
8 6
7 5
1 2
2 8
6 4
6 1
1 8
0 1
2 1
3 4
0 6
0 0
4 3
1 3
3 1
8 4
5 4
3 5
7 3
6 2
9 3
2 2
8 7
5 8
9 0
9 1
9 5
4 1
2 7
9 7
4 8
7 2
7 7
5 3
4 5
5 1
5 7
7 6
3 8
7 4
2 5
9 2
4 2
1 1
1 7
4 0
9 8
7...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #37:

score: 0
Accepted
time: 13ms
memory: 3880kb

input:

90
9 6
6 2
8 8
6 4
9 2
4 1
3 6
2 7
8 6
6 0
9 8
3 2
7 5
5 7
1 6
5 3
5 0
8 4
2 4
2 0
0 4
4 5
1 3
4 4
4 3
7 8
6 8
3 5
0 5
5 2
8 0
7 0
5 6
9 7
3 0
1 2
1 4
3 8
6 3
3 3
4 2
9 5
7 4
7 3
3 1
0 6
2 2
5 1
3 7
4 8
0 3
9 4
1 7
2 8
1 0
9 3
0 7
0 2
4 7
0 0
7 6
3 4
6 1
7 7
2 6
8 3
8 1
4 0
5 5
1 8
5 4
4 6
1 5
9 0
2...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #38:

score: 0
Accepted
time: 15ms
memory: 3800kb

input:

90
9 6
7 3
8 7
1 2
9 4
6 5
9 7
0 5
0 3
5 8
0 0
1 6
1 3
8 8
9 3
4 3
7 8
3 7
3 5
8 5
5 7
1 0
5 4
5 2
0 1
9 0
6 8
6 4
3 4
1 1
4 4
9 2
6 2
0 4
8 0
2 2
1 4
0 6
4 7
3 0
7 5
2 7
8 6
5 0
4 6
2 3
7 7
9 1
2 5
9 5
7 0
5 3
4 5
3 3
4 0
8 4
7 2
3 1
0 8
5 5
2 8
7 4
8 3
0 2
0 7
1 5
7 1
2 1
3 6
9 8
5 1
7 6
2 6
1 7
4...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #39:

score: 0
Accepted
time: 13ms
memory: 3808kb

input:

90
5 7
7 2
6 6
2 4
1 5
0 3
9 8
5 0
4 1
3 1
5 6
8 5
4 0
4 6
3 3
1 2
7 0
4 2
0 4
4 5
0 1
8 8
8 6
9 3
7 5
5 2
6 8
8 2
6 2
4 7
3 5
2 0
0 5
8 4
8 3
2 2
6 3
9 5
4 8
1 4
4 4
6 7
2 8
1 7
0 0
6 5
9 1
1 3
9 4
9 0
7 3
7 7
9 2
1 0
6 4
2 7
2 5
6 1
3 4
0 7
5 8
2 6
0 8
3 8
7 1
4 3
3 0
3 2
8 1
8 7
9 6
2 1
9 7
1 1
0...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #40:

score: 0
Accepted
time: 14ms
memory: 3800kb

input:

90
7 6
4 2
9 4
7 1
0 7
7 3
0 2
6 2
6 3
3 4
2 7
4 4
8 5
4 3
3 2
6 7
1 8
1 0
3 8
0 4
4 5
8 0
5 8
0 6
1 6
8 4
6 8
8 6
6 6
4 0
8 1
6 1
2 4
7 5
8 2
9 6
0 0
7 8
4 7
5 1
7 4
2 1
8 3
6 5
2 5
5 4
1 1
3 0
3 5
5 7
9 1
1 5
9 7
9 8
0 3
7 0
0 1
2 8
5 3
6 0
9 0
4 6
4 1
4 8
2 2
5 2
3 7
1 2
3 3
1 3
9 2
7 7
5 6
2 3
0...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #41:

score: 0
Accepted
time: 13ms
memory: 4028kb

input:

90
2 0
5 6
9 0
7 3
4 7
9 3
2 8
3 5
7 6
6 1
0 7
0 8
4 6
2 2
8 3
2 6
7 4
9 6
2 1
6 2
4 1
7 0
0 0
1 7
6 5
1 1
6 8
2 3
6 0
9 7
1 2
2 7
3 3
5 4
3 6
1 6
0 3
0 5
4 3
6 3
2 4
1 3
7 7
8 1
6 7
3 1
9 4
8 7
9 1
3 2
4 8
9 2
1 4
4 0
8 5
6 4
8 0
0 2
3 0
1 0
6 6
8 6
9 5
5 2
4 2
2 5
7 1
5 8
5 3
8 8
3 8
5 0
7 5
5 1
1...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #42:

score: 0
Accepted
time: 13ms
memory: 3800kb

input:

90
6 6
3 6
3 1
3 8
9 5
7 0
7 6
2 6
8 4
4 6
8 0
6 2
7 3
9 2
8 3
7 1
1 8
1 1
3 4
2 4
6 4
0 1
0 8
5 2
0 6
1 7
4 0
2 7
2 0
3 7
8 6
1 0
7 2
5 0
0 0
1 3
1 6
3 3
5 1
8 5
0 5
4 3
5 5
4 1
2 1
1 4
3 2
2 3
4 7
0 2
2 8
5 3
9 1
5 4
6 3
6 8
5 7
9 8
4 5
0 3
5 6
7 7
9 7
7 5
3 5
6 7
5 8
1 2
4 2
7 8
8 1
8 8
6 5
9 0
4...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #43:

score: 0
Accepted
time: 9ms
memory: 4064kb

input:

90
5 4
6 7
7 6
8 5
1 0
5 8
0 7
4 2
9 3
8 1
3 0
7 3
0 4
1 4
7 8
8 8
9 0
1 3
3 7
6 3
3 2
2 7
2 3
5 7
6 2
5 2
3 5
2 1
1 1
0 8
8 2
0 2
6 6
9 4
7 0
3 3
2 8
2 4
3 1
9 7
1 5
5 3
2 5
5 0
9 6
8 0
9 8
7 5
6 1
1 2
9 1
6 5
1 8
4 3
3 8
6 8
0 3
4 5
1 7
6 0
4 1
0 1
5 1
8 4
8 6
7 7
3 4
4 4
6 4
4 8
3 6
4 6
4 0
2 6
2...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #44:

score: 0
Accepted
time: 13ms
memory: 3900kb

input:

90
4 7
2 0
6 2
9 8
2 1
1 2
0 6
3 6
1 1
9 6
7 4
9 2
7 2
0 8
2 8
2 4
4 6
6 0
7 8
9 7
4 5
1 7
6 4
0 4
3 3
3 5
5 8
9 0
5 3
4 2
4 0
5 1
8 5
3 0
0 0
5 2
9 5
8 2
8 8
0 1
5 7
3 1
1 5
6 1
5 6
8 1
0 2
3 8
4 4
6 5
0 7
2 6
7 7
3 2
6 8
9 1
5 0
6 6
0 3
3 4
6 3
7 6
4 3
5 5
0 5
4 1
1 8
9 3
2 3
5 4
8 6
2 7
3 7
4 8
9...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #45:

score: 0
Accepted
time: 14ms
memory: 3852kb

input:

90
2 1
6 0
4 3
6 7
3 5
1 4
4 1
2 3
3 6
2 5
7 5
3 2
2 7
5 5
5 3
1 7
0 3
7 1
8 2
5 8
2 4
6 1
8 7
7 2
9 5
0 5
3 1
0 6
3 3
6 6
9 8
9 4
8 0
8 4
5 1
7 8
2 0
5 2
4 4
7 0
1 5
2 2
8 3
1 6
3 7
1 0
1 2
0 1
5 6
3 4
8 6
9 0
6 4
9 1
1 1
7 4
7 7
8 1
5 7
0 4
3 8
1 3
8 8
4 0
4 8
6 3
4 2
6 2
4 7
7 6
0 2
2 8
2 6
0 7
5...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Test #46:

score: 0
Accepted
time: 12ms
memory: 3868kb

input:

90
0 3
1 3
4 0
9 0
4 6
8 6
6 6
0 8
0 2
7 2
7 1
3 8
1 7
7 6
5 4
9 6
2 1
2 3
6 4
3 7
8 7
0 6
8 2
3 1
4 2
5 1
7 8
6 7
2 8
2 4
6 0
5 5
3 6
9 5
9 3
2 2
8 0
1 2
2 5
8 3
0 5
0 4
4 4
3 4
0 0
6 5
4 7
8 1
1 0
9 1
0 1
5 0
8 5
0 7
6 1
6 8
7 3
8 8
9 7
9 2
1 6
2 7
1 1
6 2
4 8
1 8
5 6
7 5
2 6
7 4
9 4
5 7
1 4
6 3
3...

output:

3
? 2 8
? 1 7
? 9 6
! M

result:

ok number is guessed.

Extra Test:

score: 0
Extra Test Passed