< !--随机数的产生 -->

import java.util.Random;

import java.util.Scanner;

public class Exercise

{

public static void main(String[] args)

{

Random random = new Random();

int r = random.nextInt(10) + 1;

Scanner scanner = new Scanner(System.in);

System.out.println("请输入您猜测的数字:");

int i = scanner.nextInt();

if(i > r)

{ System.out.println("您猜测的数字偏大了");

System.out.println("产生的随机数是:" + r);

}

else if(i == r)

{

System.out.println("恭喜你猜对了");

}

else

{

System.out.println("您猜测的数字偏小了");

System.out.println("您产生的随机数是:" + r);

}

}

}