C++ :

#include<bits/stdc++.h>
using namespace std;
int main() {
 int x,y,a,b;
 cin>>x>>y;
 a = 1;
 b = a - x;
 //当条件不满足
 while((a - y) != 2 * (b - y)){
 a++;
 b = a - x;
 }
 cout<<a<<endl<<b;
return 0;
}