#include<stdio.h>
int main()
{
    int N,i,mp,p,cnt=0,arr[18]={0};
    while(scanf("%d",&N)==1)
    {
        for(i=0;i<N;i++)
            scanf("%d",&arr[i]);
        if(N==1)
            mp=0;
        else
            mp=arr[0]*arr[1];
        for(i=2;i<N;i++)
        {
            p=mp;
            mp=mp*arr[i];
            if(p>mp)
                mp=p;
        }
        cnt++;
        if(mp>0)
            printf("Case #%d: The maximum product is %d.\n",cnt,mp);
        else
            printf("Case #%d: The maximum product is 0.\n",cnt);
        printf("\n");
    }
    return 0;
}