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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main(void) {
  5. 	// your code goes here
  6. 	int arr[1000];
  7. 	int n,ans=0;
  8. 	cin>>n;
  9. 	for(int i=0;i<n;i++)
  10. 	{
  11. 		ans=ans^arr[i];
  12. 	}
  13. 	cout<<ans<<endl;
  14. 	return 0;
  15. }
  16.  
Runtime error #stdin #stdout 0s 2740KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/is1yIR
language:
C++ 4.3.2 (gcc-4.3.2)
created:
6 years ago
visibility:
public

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