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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#120170#6303. Inversionhos_lyricAC ✓458ms3880kbC++142.9kb2023-07-06 14:24:312023-07-06 14:25:16

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-07-06 14:25:16]
  • 评测
  • 测评结果:AC
  • 用时:458ms
  • 内存:3880kb
  • [2023-07-06 14:24:31]
  • 提交

answer

#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

using namespace std;

using Int = long long;

template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }


int uf[2010];
int root(int u) {
  return (uf[u] < 0) ? u : (uf[u] = root(uf[u]));
}
bool connect(int u, int v) {
  u = root(u);
  v = root(v);
  if (u == v) return false;
  if (uf[u] > uf[v]) swap(u, v);
  uf[u] += uf[v];
  uf[v] = u;
  return true;
}


int N;
vector<int> P, Q;

int Ask(int l, int r) {
  if (l == r) return 0;
  assert(0 <= l); assert(l < r); assert(r <= N);
  printf("? %d %d\n", l + 1, r);
  fflush(stdout);
  int ret;
  scanf("%d", &ret);
  return ret;
}

// inv[l, r) mod 2
int sub(int l, int r) {
  int id = 0;
  vector<int> ps(r-l, 0);
  for (int x = 0; x < r; ++x) {
    if (l <= Q[x]) {
      ps[Q[x] - l] = id++;
    }
  }
  fill(uf, uf + (r-l), -1);
  for (int u = 0; u < r-l; ++u) {
    connect(u, ps[u]);
  }
  int ret = r-l;
  for (int u = 0; u < r-l; ++u) if (uf[u] < 0) {
    --ret;
  }
// cerr<<"sub ["<<l<<", "<<r<<"): "<<ps<<" "<<ret<<endl;
  return (ret & 1);
}

// P[l] < P[r]
bool calc(int l, int r) {
  int sum = 0;
  sum ^= sub(l, r);
  sum ^= sub(l + 1, r);
  sum ^= Ask(l, r + 1);
  sum ^= Ask(l + 1, r + 1);
  return !(sum & 1);
}

int main() {
  scanf("%d", &N);
  
  P.assign(N, -1);
  Q.assign(N, -1);
  for (int i = 0; i < N; ++i) {
    int lo = -1, hi = i;
    for (; lo + 1 < hi; ) {
      const int mid = (lo + hi) / 2;
      (calc(Q[mid], i) ? lo : hi) = mid;
    }
    for (int x = hi; x < i; ++x) {
      ++P[Q[x]];
    }
    P[i] = hi;
    for (int j = 0; j <= i; ++j) {
      Q[P[j]] = j;
    }
// cerr<<"P = "<<P<<", Q = "<<Q<<endl;
  }
  
  printf("!");
  for (int i = 0; i < N; ++i) {
    printf(" %d", P[i] + 1);
  }
  puts("");
  fflush(stdout);
  
  return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 3572kb

input:

3
0
0
0
1

output:

? 1 2
? 2 2
? 1 3
? 2 3
! 2 3 1

result:

ok OK, guesses=4

Test #2:

score: 0
Accepted
time: 346ms
memory: 3640kb

input:

1993
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
1
0
1
0
1
0
0
1
0
0
1
1
0
1
1
1
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1
1
1
1
0
1
1
1
1
1
1
0
0
0
0
1
0
1
1
0
1
0
0
0
0
1
0
1
0
0
1
0
0
0
1
1
1
1
1
1
0
1
1
1
1
1
1
1
0
1
0
0
0
0
0
1
0
0
1
0
1
1
0
0
1
0
1
1
0
1
1
0
1
1
0
0
1
0
0...

output:

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

result:

ok OK, guesses=38180

Test #3:

score: 0
Accepted
time: 389ms
memory: 3628kb

input:

1887
1
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0
1
1
1
0
0
1
0
0
1
0
0
0
0
0
1
0
0
0
1
0
1
1
0
1
0
0
1
0
0
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
0
1
1
1
1
1
1
0
0
0
0
0
1
0
0
1
1
0
1
1
0
1
0
0
0
0
0
1
0
1
0
0
1
1
0
0
1
0
1
1
1
0
0
0
0
1
0
0
1
0
1
1
0
0
0
1
0
1
0
1
1
0
0
1
0
1
0...

output:

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

result:

ok OK, guesses=35868

Test #4:

score: 0
Accepted
time: 458ms
memory: 3856kb

input:

1882
1
0
0
0
1
0
0
0
0
1
0
0
0
0
1
1
0
1
1
0
1
1
1
0
0
1
1
1
0
1
1
0
1
1
1
1
0
0
1
1
0
0
1
0
1
1
0
1
1
1
0
0
0
0
1
1
1
1
1
1
0
0
1
0
1
1
1
1
1
1
1
0
1
1
0
0
1
0
1
1
0
0
1
1
1
1
0
0
0
1
0
1
0
1
1
0
1
0
1
1
0
1
1
0
1
1
0
0
1
0
1
0
1
1
1
1
1
1
1
0
0
0
1
1
0
1
0
0
1
1
1
0
1
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1...

output:

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

result:

ok OK, guesses=35724

Test #5:

score: 0
Accepted
time: 450ms
memory: 3736kb

input:

1877
0
0
0
1
1
0
0
0
1
1
0
1
0
1
0
0
1
0
1
0
0
1
1
0
0
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
1
1
1
1
0
1
1
0
0
0
0
1
0
0
0
1
0
0
0
0
1
1
1
0
1
0
1
0
1
1
0
0
0
0
1
0
0
1
1
1
0
0
1
0
0
0
0
1
0
1
0
0
0
0
1
0
0
1
1
1
1
0
0
1
0
0
1
0
0
0
0
0
0
1
1
0
0
1
0
0
1
0
1
0
1
0
0
1
0
1
0
0
1
1
0
0
0
0
0...

output:

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

result:

ok OK, guesses=35658

Test #6:

score: 0
Accepted
time: 398ms
memory: 3744kb

input:

1871
1
0
0
0
0
0
1
0
0
1
0
1
1
0
1
0
0
0
0
1
1
1
0
1
1
1
0
1
1
0
1
0
1
0
1
0
1
1
0
1
0
0
0
1
1
1
1
0
1
0
0
0
1
1
0
0
0
0
0
1
0
0
1
0
1
1
1
0
1
0
0
0
0
0
0
0
0
0
1
0
1
1
0
1
1
0
1
1
1
0
1
0
0
0
1
0
1
1
0
0
0
1
1
1
1
1
1
0
1
1
0
1
1
0
0
1
0
0
0
1
0
1
1
1
0
1
0
0
0
1
1
1
1
1
0
0
1
0
1
0
0
1
0
1
1
0
1
0...

output:

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

result:

ok OK, guesses=35514

Test #7:

score: 0
Accepted
time: 91ms
memory: 3632kb

input:

1994
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0...

output:

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

result:

ok OK, guesses=39774

Test #8:

score: 0
Accepted
time: 157ms
memory: 3636kb

input:

1990
0
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0
0
1
1
0
1
1
0
1
0
1
0
0
1
1
0
0
0
0
1
1
0
0
0
1
0
1
1
1
0
1
0
0
0
1
1
1
1
0
0
1
1
0
0
0
0
1
0
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
1
0
0
1
0
1
0
0
0
0
0
0
1
0
1
0
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
0
0
0
0
0
1
1
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
1
1
1
1
0
0
1
0
1...

output:

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

result:

ok OK, guesses=38916

Test #9:

score: 0
Accepted
time: 136ms
memory: 3880kb

input:

1981
1
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
1
1
1
1
0
1
0
1
1
1
0
1
1
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
1
0
1
1
0
1
0
0
1
1
0
0
0
0
1
0
1
0
1
1
0
0
1
1
1
0
1
0
1
0
1
0
1
1
0
1
0
0
0
1
0
1
1
1
1
0
0
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
0
0
1
1
1
1
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
0
0
0
1...

output:

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

result:

ok OK, guesses=38320

Test #10:

score: 0
Accepted
time: 184ms
memory: 3640kb

input:

1988
0
0
1
1
1
0
0
0
0
0
0
1
0
1
0
1
1
0
1
0
1
1
1
1
1
1
0
1
0
0
0
1
1
1
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
0
0
1
1
0
0
1
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
0
0
1
1
0
0
0
0
1
0
0
1
0
0
0
0
0
1
1
0
0
0
1
1
0
1
1
1
1
0
0
0
1
1
1
1
1
1
0
0
0
1
0
0
1
1
1
1
0
0
1
0
1
0
0
0
0...

output:

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

result:

ok OK, guesses=38314

Test #11:

score: 0
Accepted
time: 283ms
memory: 3748kb

input:

1991
0
0
1
1
1
0
0
0
0
0
1
1
1
0
1
0
0
0
0
1
1
0
0
1
1
0
1
0
0
1
0
1
0
0
0
0
0
0
1
1
0
1
1
0
1
0
0
0
1
1
0
1
1
1
0
0
0
0
1
0
0
0
0
0
1
1
0
0
1
1
1
0
1
0
0
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
1
1
0
0
0
0
1
1
0
0
0
1
1
0
0
1
1
1
0
0
1
1
0
1
0
1
0
0
1
1
1
0
0
0
1
1
0
1
1
0
1
0
0...

output:

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

result:

ok OK, guesses=38268

Test #12:

score: 0
Accepted
time: 421ms
memory: 3592kb

input:

1996
0
0
0
1
1
0
0
0
0
1
0
0
1
0
0
0
0
0
0
0
1
1
1
0
1
1
0
1
1
1
1
1
1
0
1
0
1
1
0
1
0
0
1
1
1
1
1
0
1
0
1
1
0
0
1
1
1
0
0
0
1
1
1
1
0
0
1
0
1
1
1
1
1
1
0
0
0
0
0
1
1
0
1
1
0
0
0
1
0
0
1
0
0
1
1
0
0
1
1
0
0
1
1
1
1
0
1
1
0
1
1
0
1
1
0
1
0
0
1
0
0
1
0
1
1
0
1
0
1
0
0
1
1
0
0
1
0
0
1
1
0
0
0
0
0
0
0
0...

output:

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

result:

ok OK, guesses=38224

Test #13:

score: 0
Accepted
time: 146ms
memory: 3740kb

input:

1992
1
0
1
0
1
1
1
0
1
1
1
0
0
1
1
0
0
1
1
0
0
0
1
1
1
0
0
0
1
1
1
0
1
0
1
1
1
0
1
0
1
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
0
1
0
1
1
0
0
1
0
1
1
0
0
0
0
0
1
1
1
0
0
0
0
0
1
1
1
0
1
0
0
0
1
1
1
0
1
0
0
0
1
1
1
0
1
1
1
0
1
1
1
0
1
1
1
0
1
1
1
0
0
1
1
0
1
1
1
0
0
1
1
0
1
1
1
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
0...

output:

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

result:

ok OK, guesses=35768

Test #14:

score: 0
Accepted
time: 153ms
memory: 3592kb

input:

1988
1
0
0
0
0
0
1
0
0
1
0
1
1
0
1
0
1
1
1
1
0
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
1
0
1
0
1
0
0
0
0
1
1
1
1
1
1
0
1
1
0
0
1
1
1
0
0
0
0
1
1
1
1
0
1
0
1
0
1
0
1
1
1
1
0
1
1
0
0
0
1
0
1
1
0
0
0
1
1
1
0
0
1
0
1
1
0
1
0
0
0
1
0
0
0
1
1
1
0
1
1
0
0
1
1
1
0
1
1
1
0
1
0
1
0
0
1
1
0
1
1
0
0
1
1
1
1
0
1
1
0
0
1...

output:

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

result:

ok OK, guesses=37068

Test #15:

score: 0
Accepted
time: 124ms
memory: 3744kb

input:

1983
1
0
1
0
0
0
0
0
0
0
0
0
1
0
0
1
1
1
1
1
1
0
1
0
0
0
0
1
1
1
1
0
1
1
1
1
1
1
0
0
1
1
0
0
0
0
0
0
0
1
0
0
1
0
0
1
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
0
0
1
0
0
1
0
1
0
1
0
1
1
1
1
1
0
0
0
1
0
0
1
0
0
0
1
1
1
1
0
0
1
0
1
1
1
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
1
0
1
1
1
0
0
1
0
1
0
0
0
0
0
0
1
0
0
0
1
1
0...

output:

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

result:

ok OK, guesses=37512

Test #16:

score: 0
Accepted
time: 150ms
memory: 3844kb

input:

1990
1
0
0
0
1
0
1
1
1
1
0
0
1
0
0
0
1
1
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
1
0
1
1
0
0
1
0
0
1
0
0
1
1
0
1
0
1
1
0
1
0
0
1
1
1
0
0
1
0
0
1
0
1
1
0
0
1
0
1
0
1
0
0
0
0
0
0
1
0
1
1
0
0
1
1
0
1
0
0
1
1
0
0
0
0
1
0
0
0
1
0
1
1
0
1
0
0
0
0
1
0
1
1
0
0
1
1
1
1
1
0
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1...

output:

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

result:

ok OK, guesses=37778

Test #17:

score: 0
Accepted
time: 303ms
memory: 3632kb

input:

1989
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
0
1
0
1
0
0
0
1
0
1
0
0
1
1
0
1
0
0
1
0
1
1
1
1
1
1
0
1
0
1
1
1
0
1
0
0
1
0
1
0
0
0
0
1
0
0
1
1
1
1
1
1
1
0
1
1
1
1
0
1
0
0
1
0
1
0
0
1
1
1
1
0
0
1
1
0
0
0
0
1
0
1
0
1
0
1
1
0
1
0
0
1
0
1
0
1
0
0
1
0
0
0
1
1
1
1
0
1
0
1
1
0
0
0
1
1
1
1
1
0
0...

output:

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

result:

ok OK, guesses=37956

Test #18:

score: 0
Accepted
time: 366ms
memory: 3680kb

input:

1998
0
0
0
1
0
0
0
0
1
0
1
1
1
1
1
1
1
0
1
0
1
1
1
1
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
1
1
1
0
1
0
0
0
1
0
0
0
0
1
0
1
0
0
0
0
1
0
0
1
1
1
1
0
0
1
0
0
0
0
0
0
0
1
1
1
1
0
1
0
0
0
0
0
0
0
1
0
1
0
0
0
0
1
0
0
1
0
0
0
0
0
1
0
1
0
1
1
0
1
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
1
0
1
1
0
0
1
1
0
0
0
1
0
0
1
0
1...

output:

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

result:

ok OK, guesses=38220

Test #19:

score: 0
Accepted
time: 2ms
memory: 3576kb

input:

1

output:

! 1

result:

ok OK, guesses=0

Test #20:

score: 0
Accepted
time: 1ms
memory: 3572kb

input:

2
0
0

output:

? 1 2
? 2 2
! 1 2

result:

ok OK, guesses=2

Test #21:

score: 0
Accepted
time: 1ms
memory: 3620kb

input:

2
1
0

output:

? 1 2
? 2 2
! 2 1

result:

ok OK, guesses=2

Test #22:

score: 0
Accepted
time: 77ms
memory: 3684kb

input:

1997
1
0
0
0
1
0
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1...

output:

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

result:

ok OK, guesses=38818

Test #23:

score: 0
Accepted
time: 125ms
memory: 3676kb

input:

1998
1
0
0
0
1
0
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1...

output:

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

result:

ok OK, guesses=38840

Test #24:

score: 0
Accepted
time: 108ms
memory: 3640kb

input:

1999
1
0
0
0
1
0
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1...

output:

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

result:

ok OK, guesses=38862

Test #25:

score: 0
Accepted
time: 119ms
memory: 3692kb

input:

2000
1
0
0
0
1
0
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
1
1
1
1
1
1
1
1
1...

output:

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

result:

ok OK, guesses=38884