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Submission #246265

# Submission time Handle Problem Language Result Execution time Memory
246265 2020-07-08T13:15:24 Z kevlee Password (RMI18_password) C++17
0 / 100
 5 ms 384 KB 
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define mod 1000000007
#define h1 7897897897897897
#define h2 7897466719774591
#define b1 98762051
#define b2 98765431
#define inf 1000000000
#define pi 3.1415926535897932384626
#define LMAX 9223372036854775807
#define ll long long
#define fi first
#define se second
#define pii pair<int, int>
#define pll pair<ll, ll>
#define vi vector<int>
#define vl vector<ll>
#define vp vector<pii>
#define SET(a, b) memset(a, b, sizeof(a));
#define all(x) (x).begin(), (x).end()
#define flush fflush(stdout)
#define debug printf("Hello\n")
#define FOR(i, a, b) for (int i = (a); i <= (b); i++)
#define FORD(i, a, b) for (int i = (a); i >= (b); i--)
//priority_queue <int, vector <int>, greater <int> > pq;
int query(string str);
int freq[30];
string guess(int n, int s) {
  string ret;
  FOR(i, 0, 25) {
    char c = 'a' + i;
    string q(n, c);
    freq[i] = query(q);
  }
  int st = 0;
  FOR(i, 0, 25) {
    if (freq[i] > 0) {
      char c = i + 'a';
      FOR(j, 1, freq[i]) {
        ret += c;
      }
      st = i + 1;
      break;
    }
  }
  int curlen = ret.length();
  FOR(i, st, 25) {
    char c = i + 'a';
    string ch;
    ch += c;
    int pos = -1; //insert new letter just after position pos
    string q;
    while (true) {
      if (freq[i] == 0) break;
      if (pos == -1) {
        q = ch + ret;
      } else {
        q = ret.substr(0, pos+1) + ch;
        q += ret.substr(pos+1, curlen - pos - 1);
      }
      if (query(q) == curlen + 1) {
        ret = q;
        curlen++;
        pos++;
        freq[i]--;
      } else {
        pos++;
      }
      if (pos >= curlen) break;
    }
  }
  return ret;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Token "ppppppppppppppp" doesn't correspond to pattern "[a-o]{1,15}"
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Token "cccccccccccccccccccccccccccccccccccccccccccccccccc" doesn't correspond to pattern "[a-b]{1,50}"
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 384 KB Token "mmmmmmmmmmmmmmmmmmmmmmmmmmmmmm...mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm" doesn't correspond to pattern "[a-l]{1,1000}"
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Token "ppppppppppppppp" doesn't correspond to pattern "[a-o]{1,15}"
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 256 KB Token "ppppppppppppppp" doesn't correspond to pattern "[a-o]{1,15}"
2 Halted 0 ms 0 KB -