commend / = slsect an area and / them all
extra canvas - https://youtu.be/TaluaAD9MKA
function map(value, minA, maxA, minB, maxB)
// d is the length of the line
// the distance from point 1 to point 2.
let d = dist(x1, y1, x2, y2);
command T —> auto format
! = —> ≠
to create my own variables, theres 3 steps: