#include <cstdio>
void main (){
    int res= 0, a1, a2;
    double p, q;
    scanf ("%lf%lf", &p, &q);
    do{
        res ++,a1= (int)(p* (double)res)/100, a2= (int)(q* (double)res-(1e-7))/100;
    }while (a1== a2);
    printf ("%d\n", res);
}

Edited by author 25.10.2010 14:29

Edited by author 25.10.2010 14:29