Cod sursă (job #204139)

#include <fstream>

using namespace std;
ifstream cin("hobbit.in");
ofstream cout("hobbit.out");
int main()
{
    int pare,s,nr=0,i,g,o=0,j,e,y,p;
    cin>>pare>>i;
    while(pare>0)
    {
        s=pare%10;
        if(s%2==0)
            nr++;
        pare=pare/10;
    }
    y=nr;
    while(i)
    {
        g=i%10;
        if(g%2==1)
            o++;
        i=i/10;
    }
    p=o;
 while(o)
 {
     e=nr%o;
     nr=o;
     o=e;

 }
 j=y*p/nr;
 cout<<j;
    return 0;
}