Submission #715076

#	Time	Username	Problem	Language	Result	Execution time	Memory
715076		keystone	Izbori (COCI22_izbori)	C++14	0 / 110	3037 ms	724 KiB

Main

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main() {
    int n;
    cin >> n;

    vector<int> a(n+1);
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
    }

    int ans = 0;
    for (int l = 1; l <= n; l++) {
        vector<int> cnt(3);
        int mx = 0;
        for (int r = l; r <= n; r++) {
            cnt[a[r]]++;
            mx = max(mx, cnt[a[r]]);
            int tot = r - l + 1;
            if (mx > tot/2 && (tot-mx) <= tot/2) {
                ans++;
            }
        }
    }

    cout << ans << endl;

    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 15
• Subtask 3: 0 / 15
• Subtask 4: 0 / 70