fork(4) download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	for(int i = 1; i <= 20; ++(i++)) {
  6. 		std::cout << i << std::endl;
  7. 	}
  8. 	return 0;
  9. }
Compilation error #stdin compilation error #stdout 0s 3456KB
comments (?)
stdin
copy 
Standard input is empty
compilation info 
prog.cpp: In function 'int main()':
prog.cpp:5:32: error: lvalue required as increment operand
  for(int i = 1; i <= 20; ++(i++)) {
                                ^
stdout
copy 
Standard output is empty
https://ideone.com/fC1G6r
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!