bingoball.java

用数组实现的bingo游戏程序

package jss.bag;

public class BingoBall {

	private char letter;

	private int number;

	public BingoBall(int number) {
		this.number = number;
		if (number <= 15)
			letter = 'B';
		else if (number <= 30)
			letter = 'I';
		else if (number <= 45)
			letter = 'N';
		else if (number <= 60)
			letter = 'G';
		else if (number <= 75)
			letter = 'O';
	}

	public String tostring() {
		return (letter + " " + number);
	}
}