[백준 1546] 평균

1546번: 평균

풀이

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int cnt = sc.nextInt();
        int[] score = new int[cnt];

        for (int i = 0  ; i < cnt ; i++){
            score[i] = sc.nextInt();
        }
        sc.close();

        double avg = 0;

        double max = 0;

        for (int i = 0 ; i < cnt ; i++){
            if (max < score[i]) {
                max = score[i];
            }
        }

        for (int i = 0 ; i < cnt ; i++){
            avg += ((score[i]/max)*100);
        }

        System.out.println(avg/cnt);

    }
}