Submission #1114348

#	Time	Username	Problem	Language	Result	Execution time	Memory
1114348		vjudge1	Bigger segments (IZhO19_segments)	C++17	27 / 100	1576 ms	71008 KiB

segments

#include <bits/stdc++.h>
using namespace std;
#define int long long

signed main()
{
    int n; cin >> n;
    vector<int> a(n + 1), pref(n + 1);
    for (int i = 1;  i<= n; i++){
        cin >> a[i];
        pref[i] = pref[i - 1] + a[i];
    }
    vector<vector<int>> dp(n + 1, vector<int> (n + 1, 1e18));
    dp[0][0] = 0;
    for (int i = 1; i <= n; i++){
        for (int j = 0; j < i; j++){
           for (int k = i - 1; k >= 0; k--){
               int suma = pref[i] - pref[k];
               if (suma >= dp[k][j]){
                   dp[i][j + 1] = min(dp[i][j + 1], suma);
                   break;
               }
           }
        }
    }
    
    int ans = 0;
    for (int i = 1; i <= n; i++){
        
        if (dp[n][i] != 1e18) ans = max(ans, i);
    }
    cout << ans << endl;
}

• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 0 / 10
• Subtask 4: 0 / 36
• Subtask 5: 0 / 27