#include <stdio.h>
int main() {
    int n,i;
    double x,sum;
    printf("Input the number of values you want to compute stats for: ");
    scanf("%d",&n);
    printf("Input the values, separated by whitespace: ");
    for (i=0,sum=0; i<n && scanf("%lf",&x)!=EOF; i++,sum+=x) ;
    printf("Sum = %f\nMean = %f\n", sum, sum/n);
}