#include <unistd.h>

int main() {
    int size;

    size = 12;
    int my_array[size];
    my_array[0] = 65;
    my_array[1] = 66;
    my_array[2] = 10; // ASCII line feed.
    my_array[11] = 10;
    char hello_world[] = { 72, 101, 108, 108, 111, 32, 119, 111, 114, 108, 100, 33, '\0' };
     write(1,"Hello world!\n",12);
      write(1,"\n",1);
     write(1,&my_array,12);
    write(1,"\n",1);
    write(1,&hello_world,12);
/*
    int ascii_values[] = {
        72,  // 'H'
        10,  // '\n'
        101,  // 'e'
        10,  // '\n'
        32, 108,  // 'l' (preceded by a space)
        10,  // '\n'
        32, 108,  // 'l' (preceded by a space)
        10,  // '\n'
        32, 111,  // 'o' (preceded by a space)
        10,  // '\n'
        32, 32, 119,  // 'w' (preceded by two spaces)
        10,  // '\n'
        32, 32, 111,  // 'o' (preceded by two spaces)
        10,  // '\n'
        32, 32, 114,  // 'r' (preceded by two spaces)
        10,  // '\n'
        32, 32, 108,  // 'l' (preceded by two spaces)
        10,  // '\n'
        32, 32, 100,  // 'd' (preceded by two spaces)
        10,  // '\n'
        33,  // '!'
        10   // '\n'
    };
    write(1, ascii_values, sizeof(ascii_values) / sizeof(int));
    */
    return 0;
}