#include <stdio.h>
int main(){
    int n;
    if(scanf("%d", &n)! = 1 || n < 1 || n > 100){
        printf("Invalid Input");
        return 0;
    }
    int score, max = -1, min = 101;
    double sum = 0;
    for(int i = 0; i < n; i++){
        if(scanf("%d", &score) ! = 1 || score < 0 || score > 100){
            printf("Invalid Input");
            return 0;
        }
        if(score > max) max = score;
        if(score < min) min = score;
        sum += score;
    }
    double avg = sum / n;
    printf("%d %d %.1f", max,min,avg);
    return 0;
}