Submission #1265936

#	Time	Username	Problem	Language	Result	Execution time	Memory
1265936		canhnam357	Nizin (COCI16_nizin)	C++20	100 / 100	36 ms	8264 KiB

nizin

// source problem : 
#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(), x.end()
#define int long long
#define lb lower_bound
#define ub upper_bound
#define MASK(i) (1LL << (i))
const int inf = 1e18;
void ckmax(int& f, int s)
{
    f = (f > s ? f : s);
}
void ckmin(int& f, int s)
{
    f = (f < s ? f : s);
}
int32_t main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin >> n;
    vector<int> a(n);
    for (int &i : a) cin >> i;
    int ans = 0;
    int l = 0, r = n - 1;
    while (l < r) {
        if (a[l] == a[r]) l++, r--;
        else if (a[l] < a[r]) {
            a[l + 1] += a[l];
            l++;
            ans++;
        }
        else {
            a[r - 1] += a[r];
            r--;
            ans++;
        }
    }
    cout << ans;
    return 0;
}

• 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