UVA - 12279 - Emoogle Balance

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int n,val,i=1;
    while(1){
        scanf("%d",&n);
        if(n==0){
            break;
        }
        int treat=0,party=0;
        while(n--){
            scanf("%d",&val);
            if(val==0){
                treat++;
            }else{
                party++;
            }
        }
        printf("Case %d: %d\n",i,(party-treat));
        i++;
    }
    return 0;
}