Submission #226174

#	Time	Username	Problem	Language	Result	Execution time	Memory
226174		osaaateiasavtnl	Nizin (COCI16_nizin)	C++14	100 / 100	69 ms	10236 KiB

nizin

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ii pair <int, int>
#define app push_back
#define all(a) a.begin(), a.end()
#define bp __builtin_popcount
#define ll long long
#define mp make_pair
#define f first
#define s second
#define Time (double)clock()/CLOCKS_PER_SEC
const int N = 1e6 + 7;
int a[N];
signed main() {
    #ifdef HOME
    freopen("input.txt", "r", stdin);
    #else
    #define endl '\n'
    ios_base::sync_with_stdio(0); cin.tie(0);
    #endif
    int n;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        cin >> a[i];
    }   
    int l = -1, r = n;
    int seg = 0;
    while (l < r - 1) {
        int suml = 0, sumr = 0;
        while (l < r - 1) {
            if (suml < sumr) {
                ++l;
                suml += a[l];
            }   
            else {
                --r;
                sumr += a[r];
            }   
            if (suml == sumr)
                break;
        }   
        if (suml == sumr) {
            seg += 2;
        }   
        else {
            seg += 1;
            break;
        }   
    }   
    cout << n - seg << endl;
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10