求解

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int s,a,c,b,d;
    scanf("%d%d",&a,&s);
    while(c==d)
    {
        b=s+s;
        d=b;
        reverse(b.bigen(),b.end());
        c=b;
        ans++;
            if(ans>30)
            {
                printf("Impossible!");
            }
    }
    printf("%d",ans);
    return 0;
}