C语言递归算法写二进制转十进制的程序

#include"stdio.h" double power(double x,int n) //递归实现函数转换{double val=1.0; while(n--) val*=x; return(val);}void main() {int i,n,value=0; char ch; printf("请输入您要输入的二进制位数:"); scanf("%d",&n); prin