import?java.util.Scanner;
public?class?JavaFun
{
public?static?void?main(String[]?args)
{
int?cardNum=0;
Scanner?in=new?Scanner(System.in);//新建壹個對象用來接收鍵盤輸入
System.out.println("請輸入四位數卡號:");
String?readLine?=?in.nextLine();? //讀取鍵盤輸入的壹行(以回車換行為結束輸入)
cardNum=Integer.parseInt(readLine);//readLine是壹個字符串,把他轉成整數
if(cardNum/1000+(cardNum%1000)/100+(cardNum%100)/10+cardNum%10?>?24)
{
?System.out.println("恭喜妳中獎了");
}
else
{
?System.out.println("抱歉,妳沒有中獎");
}
}
}運行結果: