103 計算平均值

import java.util.Scanner;
public class JPA103 {
public static void main (String [] argvs){
  Scanner sc= new Scanner(System.in);
  double total=0;
  System.out.println("Please input:");
  for(int i = 0;i<3;i++){
  total+=sc.nextDouble();
  }
System.out.printf("Average: %.2f",total/3);
}
}