LotteryNumber.java

/*
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 * and open the template in the editor.
 */

/**
 *
 * @author Administrator
 */
public class LotteryNumber {
    public void giveMess(int number){
        if(number/10000>=10 || number/10000<1){
            System.out.println("please input a five digit number:");
            
        }
        else{
            int num1=number%10;
            int num2=number%100;
            int num3=number%1000;
            int count = 0 ;  //用來記錄前面是否得獎，避免重複
            if(num3==875||num3==326||num3==596){
                System.out.println("Congratulations you won the first place .");
                count=count+1;
            }
            else if(num2==29 || num2==46 ||num2==21){
                System.out.println("Congratulations you won the second place .");
                count=count+1;
            }
            else if(num1==1 || num1==3 ||num1==9){
                System.out.println("Congratulations you won the third place .");
            }
            else {
                System.out.println("It's a pity that you didn't win the prize. ");
            }
                
        }
        
        
        
    }
    
}
 

Test.java

import java.util.Scanner;

/*
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 * and open the template in the editor.
 */

/**
 *
 * @author Administrator
 */
public class Test {
    public static void main(String[] args){
        Scanner reader=new Scanner(System.in);
        System.out.println("please input your number:");
        int number=reader.nextInt();
        LotteryNumber lo=new LotteryNumber();
        lo.giveMess(number);
    }
    
}