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

int main(void) {

    char *a = "Hello";
    printf("%s\n", a);

    char b[6];
    b[0] = 'W';
    b[1] = 'o';
    b[2] = 'r';
    b[3] = 'l';
    b[4] = 'd';
    b[5] = '\0';
    printf("%s\n", b);

    char *c;
    c = malloc(7*sizeof(char));
    c[0] = 'F';
    c[1] = 'o';
    c[2] = 'o';
    c[3] = 'b';
    c[4] = 'a';
    c[5] = 'r';
    c[6] = '\0';
    printf("%s\n", c);
    free(c);

    return 0;
}