#include<bits/stdc++.h> using namespace std; int gcd(int a,int b){ if(b==0)return a; return gcd(b,a%b); } int lcm(int a,int b){ int i=a; while(!(i%a==0&&i%b==0))i+=a; return i; } int main(){ int a,b; cin>>a>>b; if(a<b){ int t=a; a=b; b=t; } cout<<gcd(a,b)<<','<<lcm(a,b); return 0; }