제출 #1133794

#제출 시각아이디문제언어결과실행 시간메모리
1133794lopkusBigger segments (IZhO19_segments)C++20
13 / 100
1589 ms327680 KiB
#include <bits/stdc++.h>

#define int long long

using namespace std;

signed main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n;
    vector<int> a(n + 1);
    for(int i = 1; i <= n; i++) {
        cin >> a[i];
    }
    vector<pair<int,int>> dp[n + 1];
    dp[0].push_back({0, 0});
    for(int i = 1; i <= n; i++) {
        int sum = 0;
        for(int j = i; j >= 1; j--) {
            sum += a[j];
            for(auto it : dp[j - 1]) {
                if(sum >= it.second) {
                    dp[i].push_back({it.first + 1, sum});
                }
            }
        }
    }
    int ans = 0;
    for(auto it : dp[n]) {
        ans = max(ans, it.first);
    }
    cout << ans;
}
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