133 : 반복제어문2 - 형성평가4

Java

import java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int time = sc.nextInt();
        int score = 0;
        int sum = 0, count = 0;
        double avg = 0;
 
        for (int i=0; i<time; i++) {
            score = sc.nextInt();
            sum += score;
            count++;
        }
 
        avg = (double)sum/count;
        System.out.printf("%.2f", avg);
    }
}