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  1. #include <iostream> 
  2. using namespace std; 
  3. int main() { 
  4. 	int n, m, p; 
  5. 	while(cin >> n >> m) {
  6. 		if (m > n) { //NOD
  7. 			p = n; 
  8. 			n = m; 
  9. 			m = p; 
  10. 		} 
  11. 		while (m > 0) { 
  12. 			p = n % m; 
  13. 			if (p != 0) {
  14. 				n = m; 
  15. 				m = p; 
  16. 			} 
  17. 			else break; 
  18. 	    } 
  19. 		cout<<(m==1?"YES": "NO")<<endl;
  20. 	} 
  21. 	return 0; 
  22. }
Success #stdin #stdout 0s 3460KB
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stdin
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4 1
6 3
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YES
NO
https://ideone.com/AnG26f
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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