struct __attribute__((packed)) VideoChar { char c; char color; };

char* video = (char*) 0xb8000;
int x = 0;
int y = 0;

void clearScreen(void)
{
    for(int i = 0; i <= 2000; i++)
    {
        video[i * 2] = ' ';

        video[i * 2 + 1] = 0x00;
    }
}

void puts(const char * string)
{
    for (int i = 0; string[i] != 0; i++)
    {
        VideoChar vchar;
        vchar.c = string[i];
        vchar.color = 0x0f;

        video[x + 80 * y] = vchar;

        x++;
    }
}

void putc(char c)
{
    VideoChar vchar;
    vchar.c = string[i];
    vchar.color = 0x0f;

    video[x + 80 * y] = c;

    x++;
}