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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void rev_out(istream& is){
  5.     char a;
  6.     if (!(is >> a))
  7.     	return;
  8.     rev_out(is);
  9.     cout << a;
  10. }
  11.  
  12. int main() {
  13. 	rev_out(cin);
  14. 	return 0;
  15. }
Success #stdin #stdout 0s 3344KB
comments (?)
stdin
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abcdefg
stdout
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gfedcba
https://ideone.com/YjLnN2
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
secret

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