백준 1546 평균_JAVA

https://www.acmicpc.net/problem/1546

1546번: 평균

 

 

주의! 자료형때문에 뻘짓!

 

 

 

import java.util.Scanner;

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

	   int N = sc.nextInt();
	   double sum = 0;
	   double maxscore = 0;
	   double[] array = new double[N];
	   
	   for (int i = 0 ; i < N;i++) {
		   array[i] = sc.nextDouble();
		   
		   if(array[i] > maxscore)
			   maxscore = array[i];
	   }
	   
	   for(int i = 0 ; i < array.length ; i++) {
		   array[i] = (array[i] / maxscore) * 100;
		   sum += array[i];
		   
	   }
	 

	   
	   System.out.println(sum / N );
	   
	
	   sc.close();
    }
    
}