JAVA8u221jdk下载

import java.util.Scanner;
public class test {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("Please input three integers:");
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        int c = scanner.nextInt();
        int max = 0;
        System.out.println("First number = " + a + ", Second number = " + b + ", third number = " + c);
        if (a >= b) {
            if (a >= c) {
                max = a;
            } else {
                max = c;
            }
        } else { 
            if (b >= c) {
                max = b;
            } else {
                max = c;
            }
        }
        System.out.println("三个数：" + a + "," + b + "," + c + " 中最大的为：" + max);
    }
}