Ming_Q_I的博客

Java写一个简单的创建账户import java.util.Scanner;public class AddCust{ public static void main(String[] args){ System.out.println("欢迎光临会员系统"); System.out.println("添加用户信息"); //创建Scanner对象 Scanner sc = new Scanner(System.in);

简单的计算器Scanner sc = new Scanner(System.in); System.out.println("输入两个数字"); int num1 = sc.nextInt(); int num2 = sc.nextInt(); System.out.println("确定算法"); String str = sc.next(); switch (str) { case

Scanner sc = new Scanner(System.in); //输入一个数字random int random = sc.nextInt(); //随机在[0'26)产生一个数字 //int random = (int)(Math.random()*26); //将数字转换成对应的ASCII编码 char ch = (char)('a'+random); ...

System.out.println("*****************************"); System.out.println("请选择购买商品的编号："); System.out.println("1.T 恤 2.网球鞋 3.网球拍"); System.out.println("*****************************"); int y,n; int m = 1000000; .

输入十个人的年龄，判断30岁上下的比例Scanner sc = new Scanner(System.in); int age ; double num = 0; double sub = 0; for(int i = 1;i <= 10;i ++){ System.out.print("请输入第"+i+"位客户的年龄："); age = sc.nextInt();

System.out.println("输入一个十进制数:"); Scanner sc = new Scanner(System.in); int num = sc.nextInt(); String str = ""; for(;num != 0;){ int i = num % 2; //颠倒前后位置 str = i + str; num = n

Scanner sc = new Scanner(System.in); //会员号 int num; //生日 String bir; //会员积分 int score; for (int i = 1;i <= 3;i++){ System.out.print("请输入会员号<4位整数>："); num = sc.nextInt(

for (int i = 1;i <= 9;i++){ for (int j = 1;j <= i;j++){ System.out.print(i+"*"+j+"="+(i*j)+"\t"); } System.out.println(); }

//公鸡上线 for (int mach_num = 1; mach_num <= 20; mach_num++) { //母鸡的上线 for (int fe_num = 1; fe_num <= 33; fe_num++) { //剩余小鸡 int ch_num = 100 - mach_num - fe_num; if ((ch_nu