Submission #691255

#	Time	Username	Problem	Language	Result	Execution time	Memory
691255		Aiperiii	Football (info1cup20_football)	C++14	100 / 100	199 ms	2080 KiB

football

#include <bits/stdc++.h>
using namespace std;
int main(){
    int t;
    cin>>t;
    while(t--){
        int n,k;
        cin>>n>>k;
        vector <int> a(n);
        for(int i=0;i<n;i++){
            cin>>a[i];
        }
        int win=0;
        for(int j=1;j<=k;j*=2){
            int num=0;
            for(int i=0;i<n;i++){
                num^=a[i] & j;
            }
            if(num){
                win=1;
            }
        }
        cout<<win;
    }
}

• Subtask 1: 26 / 26
• Subtask 2: 8 / 8
• Subtask 3: 11 / 11
• Subtask 4: 8 / 8
• Subtask 5: 16 / 16
• Subtask 6: 16 / 16
• Subtask 7: 7 / 7
• Subtask 8: 8 / 8