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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int gcd(int a, int b){
  5. 	return b == 0 ? a : gcd(b, a % b);
  6. }
  7.  
  8. int main() {
  9. 	int n, m;
  10.     cin >> n >> m;
  11.     cout << gcd(n - 1, m - 1) + 1 << endl;
  12. 	return 0;
  13. }
Success #stdin #stdout 0s 15232KB
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https://ideone.com/6zLFDl
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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