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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int& msub(int& a , int& b){
  5. 	int c = a - b ;
  6. 	return c ;
  7. }
  8.  
  9. int main() {
  10.  
  11.     int a = 5, b=4, c=2; 
  12. 	int r = msub(a, msub(b,c));
  13. 	cout << "Should be 3: "<<r<<endl;
  14.  
  15. 	// your code goes here
  16. 	return 0;
  17. }
Success #stdin #stdout 0s 3140KB
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stdin
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Standard input is empty
stdout
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Should be 3: 0
https://ideone.com/fa7nMZ
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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