#include <stdio.h>

int main(void)
{
    char text[] = "Hola";
    char *p;
    int i;

    /* Array */
    i = 0;
    while (text[i] != 0) {
        printf("%c", text[i]);
        i++;
    }
    printf("\n");

    /* Pointer as array */
    p = text;
    i = 0;
    while (p[i] != 0) {
        printf("%c", p[i]);
        i++;
    }
    printf("\n");

    /* Pointer as pointer */
    p = text;
    while (*p != 0) {
        printf("%c", *p++);
    }
    printf("\n");

    return 0;
}