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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void foo(int x){
  5.     x = x*x;
  6. }
  7.  
  8. int main(){
  9. 	int x = 2;
  10. 	foo(x);
  11.     cout << x;
  12. }
  13.  
Success #stdin #stdout 0s 3460KB
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https://ideone.com/TagL8u
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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