java小程序

1、筆記筆記掃描儀掃描儀imptjava.util.Scannerpublicclasstest2publicstaticvoidmain(String[]args)Scannerin=newScanner(System.in)System.out.print(“請(qǐng)輸入您的姓名：“)Stringname=in.next()System.out.print(“請(qǐng)輸入您的年齡：“)intage=in.nextInt()System.out.pr

2、intln(“姓名：“name)System.out.println(“年齡：“age)關(guān)系運(yùn)算符關(guān)系運(yùn)算符imptjava.util.Scannerpublicclasstest2publicstaticvoidmain(String[]args)inta=2intb=2booleanflogflog=a==bSystem.out.print(flog)System.out.print(“女“)switch循環(huán)imptjava.uti

3、l.publicclasstest2publicstaticvoidmain(String[]args)Scannerin=newScanner(System.in)System.out.print(“請(qǐng)輸入你的名次：“)Stringsex=in.next()intmingci=in.nextInt()if(sex.equals(“男“))System.out.print(“你的年齡是多少？“)intage=in.nextInt()if

4、(age=18)System.out.print(“成年了“)elseSystem.out.print(“未成年“)elseSystem.out.print(“女“)switch(mingci)case1:System.out.println(“出任武林盟主“)breakcase2:System.out.println(“出任武當(dāng)掌門(mén)“)breakcase3:System.out.println(“出任峨眉掌門(mén)“)breakdefaul