Invertir_Cadena_Recursiva

#include <stdio.h>
#include <stdlib.h>

void reverse (char*);

int main(){

   char sentence [80];

   printf ("Entre una cadena\n");
   gets(sentence);
   printf ("La cadena invertida es\n");
   reverse (sentence);
   printf ("\n");
   return 0;
}

void reverse (char* s){
   if (s[0]=='\0')
      return;
   else{
      reverse (&s[1]);
      putchar (s[0]);
   }
}