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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int gcd(int x,int y)
  5. {
  6.     if (x == y || x==-y) return abs(x);
  7.     if (x*y==0) return abs(x+y);
  8.     return gcd(x%y,y%x);
  9. }
  10. int main() {
  11. 	int n,m;
  12. 	cin>>n>>m;
  13. 	cout<<gcd(n,m);
  14. 	return 0;
  15. }
Success #stdin #stdout 0s 4556KB
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https://ideone.com/uWcIF9
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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