제출 #1118481

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1118481		HuyAT	Bigger segments (IZhO19_segments)	C++14	0 / 100	2 ms	484 KiB

segments

#include<bits/stdc++.h>
#define newl '\n'

const int N = 5e5 + 10;
const int V = 1e7 + 10;
const long long INF = 1e18;
const long long M = 1e9 + 7;

int a[N + 1],n;

void readData(){
    std::cin >> n;
    for(int i = 1;i <= n;++i){
        std::cin >> a[i];
    }
}
int solve(){
    long long last = a[1],cnt = 1,j = 2,s = 0;
    for(int i = 2;i <= n;++i){
        s += a[i];
        if(s >= last){
            while(s - a[j] >= last){
                s -= a[j];
                last += a[j];
                ++j;
            }
            ++cnt;
            last = s;
            s = 0;
            j = i + 1;
        }
    }
    return cnt;
}
int main(){
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);std::cout.tie(nullptr);
    readData();
    std::cout << solve();
    return 0;
}

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