古典問題：有一對兔子，從出生后第3個月起每個月都生一對兔子，小兔子長到第三個月 后每個月又生一對兔子，假如兔子都不死，問每個月的兔子總數為多少?
public class num6 {public static void main(String[] args) {int j, mon1, mon2;mon1 = mon2 = 1;Scanner sc = new Scanner(System.in);j = sc.nextInt();for (int i = 2; i <j; i=i+2) {mon1 = mon1 + mon2;mon2 =mon1 + mon2;}System.out.PRintln(mon1);}}新聞熱點
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