제출 #860485

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
860485		Alfraganus	Bigger segments (IZhO19_segments)	C++14	37 / 100	1561 ms	3164 KiB

segments

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

#define int long long
#define endl '\n'
#define fs first
#define ss second
#define str string
#define all(a) a.begin(), a.end()
#define print(a)          \
    for (auto x : a)      \
        cout << x << ' '; \
    cout << endl;
#define each(x, a) for (auto x : a)

struct node {
    int s, l, r;
};

void solve()
{
    int n;
    cin >> n;
    vector<int> a(n);
    for(int i = 0; i < n; i ++)
        cin >> a[i];
    vector<int> dp(n + 1), sum(n + 1);
    for(int i = 0; i < n; i ++){
        int s = 0;
        for(int j = i; j >= 0; j --){
            s += a[j];
            if(sum[j] <= s){
                dp[i + 1] = dp[j] + 1;
                sum[i + 1] = s;
                break;
            }
        }
    }
    cout << dp[n];
}

signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
    // cin >> t;
    while (t--)
    {
        solve();
        cout << endl;
    }
}

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