This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
int main(void) {
ios::sync_with_stdio(0);
cin.tie(0);
srand(time(0));
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 sum = accumulate(a.begin(), a.end(), 0);
if(sum % 2 == 1) {
cout << 1;
continue;
}else {
cout << rand() % 2;
}
}
return false;
}
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