(JAVA) 백준 알고리즘 1546 문제 - 평균 구하기

(48분)

import java.util.Scanner;
 
public class MainTest1546 {
 
    public static void main(String[] args) {
        
        //평균 구하기
        Scanner sc = new Scanner(System.in);
        
        int su = sc.nextInt();
        float [] suArr = new float [su];
        
        float max = sc.nextInt();
        suArr[0] = max;
        
        for(int i = 1; i < su; i++) {    
            suArr[i] = sc.nextInt();
            if(max < suArr[i]) {
                max = suArr[i];
            }
        }
 
        float sum =0; 
        for(int j = 0; j < suArr.length; j++) {
            suArr[j] = ((float)suArr[j]/max)*100;
            sum += suArr[j];
        }
        
        float avg = sum/suArr.length;
        System.out.println(avg);
        
    }
}