Submission #97750

#	Time	Username	Problem	Language	Result	Execution time	Memory
97750		dalgerok	Parametriziran (COCI19_parametriziran)	C++17	110 / 110	330 ms	3240 KiB

Main

#include<bits/stdc++.h>
using namespace std;


const int N = 5e4;


bitset < N > q[6][26], a;

int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n, m;
    cin >> n >> m;
    string s[n];
    for(int i = 0; i < n; i++){
        cin >> s[i];
        for(int j = 0; j < m; j++){
            if(s[i][j] == '?'){
                for(int k = 0; k < 26; k++){
                    q[j][k][i] = true;
                }
            }
            else{
                q[j][s[i][j] - 'a'][i] = true;
            }
        }
    }
    for(int i = 0; i < n; i++){
        a[i] = true;
    }
    long long ans = 0;
    for(int i = 0; i < n; i++){
        a[i] = false;
        bitset < N > cur = a;
        for(int j = 0; j < m; j++){
            if(s[i][j] == '?'){
                continue;
            }
            cur &= q[j][s[i][j] - 'a'];
        }
        ans += cur.count();
    }
    cout << ans;
}

• Subtask 1: 11 / 11
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 11 / 11
• Subtask 5: 11 / 11
• Subtask 6: 11 / 11
• Subtask 7: 11 / 11
• Subtask 8: 11 / 11
• Subtask 9: 11 / 11
• Subtask 10: 11 / 11