13202 - 判断两个数是否互质

#include<bits/stdc++.h>
using namespace std;
int main(){
	int m,n,q;
	cin>>m>>n;
	do{
		q=m%n;
		m=n;
		n=q;
	}while(q!=0);
	if(m==1) cout<<"Yes";
	else cout<<"No"; 
	return 0;
}