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Submission #918610

# Submission time Handle Problem Language Result Execution time Memory
918610 2024-01-30T07:34:46 Z AtabayRajabli Password (RMI18_password) C++17
0 / 100
 1 ms 440 KB 
#include <bits/stdc++.h>
using namespace std;

int query(string s);

string guess(int n, int s)
{
  int comb[26][26] = {0};
  int freq[26] = {0};

  for(int i = 0; i < 26; i++)
  {
    int l = 0, r = n;
    while(l <= r)
    {
      int mid = (l + r) / 2;
      string x = "";
      for(int j = 0; j < mid; j++)x += (char(i + 'a'));

      int sz = x.size();
      if(query(x) == sz)l = mid + 1;
      else r = mid - 1;
    }
    freq[i] = l - 1;
  }

  string ans = "";
  for(int i = 0; i < s; i++)
  {
    for(int j = 0; j < s; j++)
    {
      string x = "";
      x.push_back(char(i +'a'));
      int cnt = freq[j];
      while(cnt--)x.push_back(char(j + 'a'));

      comb[i][j] = x.size();
    }
  }

  for(int ind = 0; ind < n; ind++)
  {
    for(int i = 0; i < 26; i++)
    {
      bool check = 1;
      for(int j = 0; j < 26; j++)
      {
        if(comb[i][j] != freq[j] + 1)
        {
          check = 0;
          break;
        }
      }
      if(check)
      {
        ans += char(i + 'a');
        freq[i]--;
        break;
      }
    }
  }

    return ans;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 440 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 0 ms 432 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 0 ms 344 KB Time limit exceeded (wall clock)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 440 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 440 KB Execution killed with signal 13
2 Halted 0 ms 0 KB -