猜数字public class Main {
public static void main(String[] args) { int random=(int)(Math.random()*100)+1; System.out.println("Guess 1 ~100,you have 10 times."); Scanner sc...
Scanner进阶用法
判断是否为整数,浮点数
package charpter2;
import java.util.Scanner;
public class Scanner3 {
public static void main(String[] args) {
Scanner s = new Scanner(System.in)...
用next方法接收
import java.util.Scanner;
public class Demo01 {
public static void main(String[] args) {
//1.创建一个Scanner扫描器,获取键盘数据
Scanner scanner = new Scanner(Sys...