幂函数的递归算法

#include<stdio.h>int fun(int n,int k){int count=0;if(k==1){return n;}else{--k;count=n*fun(n,k);return count;}}int main(){int a=2,b=3;//printf("请输入两个整数\n");//scanf("%d%d",&a,&b);int rat=fun(a,b);printf("%d\n",rat);return 0;}