#include <iostream>
using namespace std;
int main() {
int a,b;
cin>>a>>b;//a=20 b=52
while(a!=b)
{
if (a<b)
b=b-a;// b=32,b=12,b=4
else
a=a-b;//a=8,a=4
}
for (int i=1;i<=a;i++)
if (a%i==0)
{
cout<<i<<" ";
}
return 0;
}
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