递归算法实现字符串的逆序存储

#include<cstdio>char s[1000];int i;void rever(){char ch;i=0;scanf("%c",&ch); if(ch=='.')// . 代表输出结束 return ;else{rever();s[i++]=ch; } s[i]='\0';  } int main(){rever();printf("%s\n",s); return 0;}