oj.uz

Submission #756003

# Submission time Handle Problem Language Result Execution time Memory
756003 2023-06-10T20:06:47 Z vjudge1 Password (RMI18_password) C++17
0 / 100
 63 ms 336 KB 
#include <bits/stdc++.h>

using namespace std;

#ifdef LOCAL
#include "C:\GCC\debug.h"
#else
#define debug(...) void(42)
#endif

int cnt = 0;

int query(string s);

string guess(int n, int s) {
  string res = "";

  vector<int> freq(s);
  for (int i = 0; i < s; i++) {
    string x = "";
    for (int it = 0; it < n; it++) {
      x += (i + 'a');
    }
    freq[i] = query(x);
  }

  int ptr = 0;
  while (freq[ptr] == 0) {
    ++ptr;
  }
  for (int i = 0; i < freq[ptr]; i++) {
    res += (ptr + 'a');
  }

  int best = query(res);

  for (int i = ptr + 1; i < s; i++) {
    if (freq[i] == 0) {
      continue;
    }
    int cur = i + 'a';

    auto Build = [&](int pos) {
      int it = 0;
      string tmp = "";
      while (it < pos) {
        tmp += res[it];
        ++it;
      }
      tmp += cur;
      while (it < (int) res.length()) {
        tmp += res[it];
        it++;
      }
      return tmp;
    };
    int pts = 0;

    for (int j = 0; j < (int) res.length(); j++) {
      string tmp = Build(j);

      int cB = query(tmp);
      if (best < cB) {
        pts++;
        best = cB;
        swap(res, tmp);

        if (pts == freq[i]) {
          break;
        }
        if (best == n) {
          return res;
        }
      }
    }
    int rem = n - (int) res.length();

    // debug(res);
    string nRes = res;
    nRes.insert((int) nRes.length(), rem, cur);
    best = query(nRes);
    if (best == n) {
      return nRes;
    }
    nRes.resize(best);
    swap(nRes, res);
  }
  return res;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 208 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 208 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 63 ms 336 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 208 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 208 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -