import java.util.Scanner; public class Main{ public static void main(String []args){ Scanner sc = new Scanner(System.in); int a = sc.nextInt(); int b = sc.nextInt(); int c = sc.nextInt(); int max = a > b ? a : b; max = max > c ? max : c; int min = a < b ? a : b; min = min < c ? min : c; System.out.printf("The maximum number is : %d\nThe minimum number is : %d",max, min); } }这题我用的是三目操作符来进行运算的。