oj.uz

답안 #931221

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
931221 2024-02-21T11:39:50 Z hugsfromadicto Mean (info1cup19_mean) C++14
100 / 100
 3 ms 604 KB 
#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int M = 1e18;
const int mxN = 205;
int a[mxN];
int dp[202][202];
void _()
{
    int n;
    cin >> n;
    for(int i = 1; i <= n; i++){
        cin >> a[i];
        dp[i][i] = a[i];
    }
    for(int len = 2; len <= n; len++){
        for(int i = 1; i <= n-len+1; i++){
            int j = i+len-1;
            for(int k = i; k < j; k++){
                dp[i][j] = max(dp[i][j], (dp[i][k] + dp[k+1][j])/2);
            }
        }
    }
    cout << dp[1][n];

}

main()
{
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);

  int tc = 1;
  //cin>>tc;
  while(tc--)
  {
      _();
  }

}

Compilation message

mean.cpp:29:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   29 | main()
      | ^~~~

Subtask #1
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 460 KB Output is correct

Subtask #2
70.0 / 70.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 460 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 604 KB Output is correct
14 Correct 1 ms 604 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 2 ms 604 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 3 ms 604 KB Output is correct
20 Correct 2 ms 604 KB Output is correct