#include <stdio.h>

int main() {
    const unsigned int n;
    float scores[100];
    float sum = 0, max = 0, min = 100;
    scanf("%d", &n);
    for (int i = 0; i < n; i++) {
        scanf("%f", &scores[i]);
        sum += scores[i];
        if(scores[i] > max){
            max = scores[i];
        }
        if(scores[i] < min){
            min = scores[i];
        }
    }
    printf("%.2f %.2f %.2f\n", max, min, sum / n);

    return 0;
}