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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	for (int i = 0; i < 3; ++i)
  6. 	    std::cout << i << "\n";
  7. 	std::cout << i << "\n";
  8. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function 'int main()':
prog.cpp:7:15: error: 'i' was not declared in this scope
  std::cout << i << "\n";
               ^
stdout
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Standard output is empty
https://ideone.com/oIqwdW
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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