习题1-1 平均数

输入3个整数，输出它们的平均值，保留3位小数。

import java.util.Scanner;public class Main {public static void main(String[] args) {Scanner in = new Scanner(System.in);int a = in.nextInt();int b = in.nextInt();int c = in.nextInt();System.out.printf("%.3f\n",(a+b+c)/3.0);}}