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

int main()
{
 int n = 100;
 char *name;
 name = (char *)malloc( n );   /* allocate 100 bytes */
 sprintf( name, "GOLDSCHMIDT" );

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

 free( name );

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

 printf( "How many numbers do you need? " );
 scanf( "%d", &n );  /* address-of operator is & */

 {
   int *numbers;
   numbers = (int *)malloc( n * sizeof(int) );
   numbers[42] = 1984;
   printf( "The 43rd element is %d\n", numbers[42] );
   free( numbers );
 }

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

 return 0;
}