제출 #987027

#제출 시각아이디문제언어결과실행 시간메모리
987027user736482Football (info1cup20_football)C++17
100 / 100
172 ms2128 KiB
#include<bits/stdc++.h>
using namespace std;
int k,n,t,ak;
long long b;
bool result;
vector<int>classes;

int main(){
    cin>>t;
    for(int p=0;p<t;p++){
        result=0;
        cin>>n>>k;
        classes.clear();
        for(int i=0;i<n;i++){
            cin>>ak;
            classes.push_back(ak);
        }
        for(int a=1;a<=k;a*=2){
            b=0;
            for(int i=0;i<n;i++){
                b+=classes[i]/a;
            }
            if(b%2==1)
                result=1;
        }
        cout<<result;
    }
}
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