oj.uz

Submission #738210

# Submission time Handle Problem Language Result Execution time Memory
738210 2023-05-08T09:11:20 Z onebit1024 Secret (JOI14_secret) C++17
0 / 100
 439 ms 16588 KB 
#include "secret.h"
#include <bits/stdc++.h>
using namespace std;

vector<vector<int>>dp;
void recur(int l, int r,vector<int>&a){
  if(l >= r)return;
  int m = (l+r)/2;
  for(int i = m-1;i>=l;--i)dp[i][m] = Secret(a[i],dp[i+1][m]);
  for(int i = m+2;i<=r;++i)dp[m+1][i] = Secret(dp[m+1][i-1],a[i]);
  recur(l,m-1,a);
  recur(m+1,r,a);
}
void Init(int N, int A[]) {
  dp = vector<vector<int>>(N, vector<int>(N,-1e9));
  vector<int>a;
  for(int i = 0;i<N;++i)dp[i][i] = A[i],a.push_back(A[i]);
  recur(0,N-1,a);
}

int Query(int L, int R) {
  for(int i = L;i<=R;++i){
    if(dp[L][i]!=-1e9 && dp[i+1][R]!=-1e9){
      return Secret(dp[L][i],dp[i+1][R]);
    }
  }
  return dp[L][R];
}

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 123 ms 3404 KB Output is correct - number of calls to Secret by Init = 3331, maximum number of calls to Secret by Query = 1
2 Correct 122 ms 3328 KB Output is correct - number of calls to Secret by Init = 3339, maximum number of calls to Secret by Query = 1
3 Correct 123 ms 3560 KB Output is correct - number of calls to Secret by Init = 3347, maximum number of calls to Secret by Query = 1
4 Correct 439 ms 8140 KB Output is correct - number of calls to Secret by Init = 7467, maximum number of calls to Secret by Query = 1
5 Correct 424 ms 8276 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
6 Runtime error 425 ms 16588 KB Execution killed with signal 11
7 Correct 427 ms 8236 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
8 Correct 427 ms 8252 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
9 Correct 436 ms 8180 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1
10 Correct 430 ms 8224 KB Output is correct - number of calls to Secret by Init = 7476, maximum number of calls to Secret by Query = 1