遞歸類別hduoj2018(母牛的故事)

題意：http://acm.hdu.edu.cn/showproblem.php?pid=2018php 解答:spa #include<stdio.h>get int cow(int a)io {di          if(a<5)return a;while          else return cow(a-1)+cow(a-3);co }acm int main()return {pr

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