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  1. // Shaazzz
  2. #include<bits/stdc++.h>
  3. using namespace std;
  4. int main()
  5. {
  6. 	int n;
  7. 	scanf("%d", &n);
  8.     long long x, xor_sum = 0;
  9.     while (n --)
  10.     	scanf("%I64d", &x), xor_sum ^= x;
  11.     return !printf("%lld", xor_sum);
  12. }
Success #stdin #stdout 0s 15232KB
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94124552521712
https://ideone.com/7lmhj0
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
secret

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