/*  StringReverse.c  (c) Kari Laitinen

    http://www.naturalprogramming.com/

    2013-11-24 File created.
    2013-11-24 Last modification.
*/

#include <stdio.h>
#include <string.h>

int main()
{
   char  string_from_keyboard[ 80 ] ;
   int   character_index   =  0 ;

   printf( "\n This program is able to reverse a string."
           "\n Please, type in a string.\n\n   " ) ;

   gets( string_from_keyboard ) ;

   while ( string_from_keyboard[ character_index ]  !=  0 )
   {
      character_index  ++  ;
   }

   printf( "\n String length is %d."
           "\n\n String in reverse character order: \n\n   ",
           character_index ) ;

   while (  character_index  >  0  )
   {
      character_index  --  ;
      printf( "%c", string_from_keyboard[ character_index ] ) ;
   }

   printf( "\n\n" ) ;
}