Submission #1339431

#	Time	Username	Problem	Language	Result	Execution time	Memory
1339431		po_rag526	Parametriziran (COCI19_parametriziran)	C++20	33 / 110	3093 ms	1972 KiB

Main

#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>

using namespace std;

const int N = 50005;
string s[N];

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

    for (int i = 0; i < n; i ++) {
        cin >> s[i];
    }
    long long ans = 0;
    for (int i = 0; i < n; i ++) {
        for (int j = i + 1; j < n; j ++) {
            bool ok = true;
            for (int k = 0; k < m; k ++) {
                if (s[i][k] != s[j][k] && s[i][k] != '?' && s[j][k] != '?') {
                    ok = false;
                }
            }
            if (ok) {
                ans ++;
            }
        }
    }
    cout << ans << '\n';
}

/*
367432
*/

• Subtask 0: 0 / 0
• Subtask 1: 33 / 33
• Subtask 2: 0 / 33
• Subtask 3: 0 / 44