pointers.c

#include <stdio.h>

int main (void)
{
    int x = 42;
    int *px = &x;
    int ax[] = {56,57,58,59,60};
    char *msg = "OHAI!";
    char *pc;

    printf("  x=%d\n", x);
    printf(" &x=%p\n", &x);
    printf(" px=%p\n", px);
    printf("*px=%d\n", *px);

    px = ax;
    printf("\narrays:\n");
    printf("*px    =%d\n", *px);
    printf("*(px+1)=%d\n", *(px+1));
    printf("*(px+2)=%d\n", *(px+2));
    printf("*(px+3)=%d\n", *(px+3));

    printf("\nstrings:\n");
    for (pc=msg; *pc != 0; pc++) {
        printf("char: %c\n", *pc);
    }

    return 0;
}