ACM UVA-591

平均數

int main(int argc, char const* argv[])
{
    int n;
    int i = 0;
    int r[50];
    while(~scanf("%d",&n) && n != 0){
        int sum = 0;
        int p = n;
        int j = 0;
        while(n--){
            int h;
            scanf("%d",&h);
            sum = sum+h;
            r[j++] = h;
        }
        int avg = sum/p;
        int ans = 0;
        for(int u = 0;u<p;u++){
            if(r[u]>avg)
            ans = ans+r[u]-avg;

        }
        printf("Set #%d\n",++i);
        printf("The minimum number of moves is %d.\n\n",ans);


    }

    return 0;
}