Java解决题目：有一对兔子，从出生第三个月起每个月都生一对兔子，小兔子长到第三个月后，每个月又生一对兔子。。。

import java.util.Scanner;

/**
 * @author ForeverLover
 */
public class Rabbit {
	public static void main(String[] args) {
		long s1 = 1;
		long s2 = 1;
		int count;
		long temp;
		Scanner in = new Scanner(System.in);
		count = in.nextInt();
		for (int i = 1; i <= count; i++) {
			if (i == 1) {
				System.out.println("第" + i + "个月的兔子对数：" + s1);
				continue;
			} else if (i == 2) {
				System.out.println("第" + i + "个月的兔子对数：" + s2);
				continue;
			} else {
				temp = s2;
				s2 = s1 + s2;
				s1 = temp;
				System.out.println("第" + i + "个月的兔子对数：" + s2);
			}
		}
	}
}