/*



   Fig. 8.13: fig08_13.c

   Using gets and putchar 
*/

#include <stdio.h>

int main(void) {  

   char sentence[ 80 ];
   void reverse( const char * const );
   
   printf( "Enter a line of text:\n" );
   gets( sentence );

   printf("\nThe line printed backwards is:\n");
   reverse( sentence );
   printf("\n");

   return 0;

}

void reverse( const char * const sPtr ) {  

   if ( sPtr[ 0 ] != '\0' ) {
      reverse( &sPtr[ 1 ] );
      putchar( sPtr[ 0 ] );
   }

}

/* sample interaction 

	Enter a line of text:
	the smart grey fox

	The line printed backwards is:
	xof yerg trams eht

*/


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