public class Main { public static void main(String[] args) { Random random = new Random();// 测试 for (int i = 0; i < 100; i++) { // random.nextInt(51) 取 0 到 51之间(不包含51)的随机数 System.out.println(random.nextInt(51));} } } 先生成随机数,再按0,5...
import java.io.InputStreamReader;import java.util.Random;public class RandomQuestion { public static void main(String[] args) { Random random = new Random();// 声明实例化一个random对象。int a = random.nextInt(50);// 随机出现0-50间的数字。int b = random.nextInt(50);boolean...
import java.util.Scanner;public class Test {public static void main(String[] args) {Scanner input = new Scanner(System.in);System.out.println("请输入学生的分数:");double score = input.nextDouble();int level1,level2;if(score>=60.0 && score
1加到50求和的Java代码如下:public int intSum(){ int total = 0; for(int i = 1;i
public class Test { public static void main(String[] args) { for (int i = 1; i