#include <stdio.h>
 
int main(void) {
	  int k; /* simple integer to hold result */    
    int n; /* simple integer to hold result */
 
    n = 5;
    printf ("%i \n", n++); /* post increment */
 
    k = 5;
    printf ("%i \n", ++k);  /* pre increment */
 
    /* when implemented by itself, both of these     */
    /* will just increment these two variables by 1  */       
 
    printf ("Before: k = %i and n = %i", k, n);
 
    ++n;
    k++;
 
    printf ("After: k = %i and n = %i", k, n);
 
    return 0;
	return 0;
}
 

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