Submission #663306

#TimeUsernameProblemLanguageResultExecution timeMemory
663306Ferid20072020XOR Sum (info1cup17_xorsum)C++17
7 / 100
1675 ms8816 KiB
#include <bits/stdc++.h> using namespace std; void solve(){ int n; cin >> n; vector<int> A(n); for(int i=0 ; i<n ; i++){ cin >> A[i]; } int Xor = 0; for(int i=0 ; i<n ; i++){ for(int j=i ; j<n ; j++){ Xor ^= (A[i] + A[j]); } } cout << Xor; } signed main(){ ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); solve(); return 0; }
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