제출 #887034

#제출 시각아이디문제언어결과실행 시간메모리
887034TurcavidFootball (info1cup20_football)C++14
100 / 100
22 ms512 KiB
#include <bits/stdc++.h> using namespace std; int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL); int t; cin>>t; while(t--) { int n, k; cin>>n>>k; int xsum=0; int sus=0; while(k > 1) { sus++; k/=2; } k=(1<<sus); for(int i=1; i<=n; i++) { int a; cin>>a; int c=a/k; int r=a-c*k; if(c%2 == 1) { c=k; } else { c=0; } xsum=(xsum^(c^r)); } if(xsum == 0) cout<<0; else cout<<1; } return 0; }
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