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  1. #include <iostream>
  2. #include <string>
  3.  
  4. using namespace std;
  5.  
  6. int main() {
  7. 	string s = "ABCDEFGHIJK";
  8.  
  9. 	for(size_t i = 0; i + 3 < s.length(); i += 3)
  10. 	{
  11. 		s[i] ^= s[i + 2];
  12. 		s[i + 2] ^= s[i];
  13. 		s[i] ^= s[i + 2];
  14. 	}
  15.  
  16. 	cout << s << endl;
  17. }
Success #stdin #stdout 0s 3428KB
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stdin
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Standard input is empty
stdout
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CBAFEDIHGJK
https://ideone.com/jP2KhI
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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