Recursion: Program to Reverse a String using Recursion

/* STRING_R.C */

# include

void recurs_string(char * );

/* Definition of the recurs_string() function */

void recurs_string(char *string)
{
 if (*string)
 {
  recurs_string(string+1);
  putchar(*string);
 }
}

void main(void)
{
 char str[100];
 printf("\n Input a string: ");
 gets(str);
 printf("\n Reverse of the string: %s", str);
 printf("\n Reverse string is: ");
 recurs_string(str);
}