secret

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int test,n,a,p,r,flag=1;
    scanf("%d",&test);
    while(test--)
    {
        scanf("%d",&n);
        p=0;r=0;
        a=n;
        while(a!=0)
        {
            p+=(a%2);
            a/=2;
        }
        while(p!=r)
        {
            n++;
            a=n;
            r=0;
            while(a!=0)
            {
                r+=(a%2);
                a/=2;
            }
        }
        printf("Case %d: %d\n",flag++,n);
    }
}