this isnt a bug because i dindt know how to send a feedback but i had a pc that had minecraft on it and i moved to another country and my dad had to sell the computer with minecraft on it do i have to buy minecraft again?

this isn't a bug because I didn't know how to send feedback but I had a pc that had Minecraft on it and I moved to another country and my dad had to sell the computer with Minecraft on it do I have to buy Minecraft again?