彩票游戏

/*
Enter your lottery pick (three digits): 124
The lottery number is : 626
Match one digit: you win $1,000
Enter your lottery pick (three digits): 661
The lottery number is : 369
Match one digit: you win $1,000
Enter your lottery pick (three digits): 357
The lottery number is : 790
Match one digit: you win $1,000
Enter your lottery pick (three digits): 112
The lottery number is : 792
Match one digit: you win $1,000
*/
import java.util.Scanner;

public class Lottery {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);

final int POINT = 10;
int guess;
int lotteryDigit1, lotteryDigit2, lotteryDigit3;
int lottery, lottery1, lottery2, lottery3;

for(;;) {
lottery = (int)(Math.random() * 1000);
System.out.print("Enter your lottery pick (three digits): ");
guess = input.nextInt();

lotteryDigit3 = guess % POINT ;
lotteryDigit2 = guess / POINT % POINT;
lotteryDigit1 = guess / POINT / POINT;

lottery1 = lottery / POINT / POINT;
lottery2 = lottery / POINT % POINT;
lottery3 = lottery % POINT;

System.out.println("The lottery number is : " + lottery);

if (lottery == guess)
System.out.println("Exact match: you win $10,000");
else if ((lottery1 == lotteryDigit2) && (lottery2 == lotteryDigit3) && (lottery3 == lotteryDigit1))
System.out.println("Match all digits: you win $3,000");
else if ((lottery1 == lotteryDigit3) && (lottery2 == lotteryDigit1) && (lottery3 == lotteryDigit2))
System.out.println("Match all digits: you win $3,000");
else if ((lottery1 == lotteryDigit1) ^ (lottery2 == lotteryDigit2) ^ (lottery3 == lotteryDigit3))
System.out.println("Match one digit: you win $1,000");
else if ((lottery1 == lotteryDigit2) ^ (lottery2 == lotteryDigit3) ^ (lottery3 == lotteryDigit1))
System.out.println("Match one digit: you win $1,000");
else if ((lottery1 == lotteryDigit3) ^ (lottery2 == lotteryDigit1) ^ (lottery3 == lotteryDigit2))
System.out.println("Match one digit: you win $1,000");
}
}
}