1. Introduction
You already know right (rt), which turns clockwise. left turns the other way; lt is its shortcut.
left 90 and lt 90 both make a mirrored square corner. Same forward move, opposite turn: watch how the path flips.
You already know right (rt), which turns clockwise. left turns the other way; lt is its shortcut.
left 90 and lt 90 both make a mirrored square corner. Same forward move, opposite turn: watch how the path flips.