uva11059 Maximum Product

#include <cstdio>
#define MAXN 20
using namespace std;

int d[MAXN];
int main()
{

int t=0;
int n;
while(scanf("%d",&n)==1)
{
t++;
long long maxx=0;
for(int i=0; i<n; i++)
{
scanf("%d",&d[i]);
if(d[i]>maxx)
maxx=d[i];
}
for(int i=0; i<n; ++i)
{
long long tmp=d[i];
for(int j=i+1; j<n; ++j)
{
tmp*=d[j];
if(tmp>maxx)
maxx=tmp;
}
}
printf("Case #%d: The maximum product is %lld.\n\n",t,maxx);
}
return 0;
}