#include <bits/stdc++.h>
using namespace std;
int main()
{
int a,b,c=1,d=1;
while(cin>>a>>b)
while(c!=0&&d!=0)
if(a>=b)
c=a%b;
a=c;
}
else
d=b%a;
b=d;
if(c=0)
cout<<b<<endl;
cout<<a<<endl;
return 0;