/*  Elvis.c  (c) Kari Laitinen

    http://www.naturalprogramming.com/

    2013-11-25 File created.
    2013-11-25 Last modification.

    Unlike strings in some other programming languages,
    C-style strings can be freely modified.

    In this program four characters of a string are
    overwritten with other characters.
*/

#include <stdio.h>

int main()
{
   char  character_positions[]  =  "0123456789012345678901" ;

   char  elvis_sentence[]       =  "Elvis was a rock star." ;

   printf(   "\n   %s", character_positions ) ;

   printf( "\n\n   %s", elvis_sentence ) ;

   elvis_sentence[ 12 ]  =  'm' ;
   elvis_sentence[ 14 ]  =  'v' ;
   elvis_sentence[ 15 ]  =  'i' ;
   elvis_sentence[ 16 ]  =  'e' ;

   printf( "\n\n   %s\n", elvis_sentence ) ;
}


/* The output of this program is the following:


   0123456789012345678901

   Elvis was a rock star.

   Elvis was a moviestar.

*/