#include <cstdio>

 #include <iostream>

 #include <cmath>

 using namespace std ;

 #define LL __int64

 LL gcd(LL a,LL b)

 {

     return b == ?a:gcd(b,a%b);

 }

 int main()

 {

     LL a,b,x,y,t;

     LL str,end,mid;

     scanf("%I64d%I64d%I64d%I64d",&a,&b,&x,&y);

     t = gcd(x,y);

     x = x/t;

     y = y/t;

     if(x > a||y > b)

     {

         printf("0 0\n");

         return ;

     }

     str = ;

     end = a/x;

     while(str < end)

     {

         mid = (str+end + )/;

         if(mid*x > a||mid*y > b)

         end = mid - ;

         else

         str = mid;

     }

     printf("%I64d %I64d\n",end*x,end*y);

     return ;

 }