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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(){
  5. int a, b;
  6. scanf("%d %d", &a, &b);
  7. printf("%d", __gcd(a, b));
  8. }
Success #stdin #stdout 0s 4536KB
stdin
100 450
stdout
50