Colors
Flip colors
Canvas
Tools
Pencil
Bucket
Color picker
canvas
W:
H:
cS:
cursor
x:
y:
C:
A:
Debug
Run
Step by step
Stop debugging
registers
dp:
cc:
Δh:
Δl:
next op
stack
Buffers
Input:
Output:
ops:
  push pop
add subtract multiply
divide mod not
greater pointer switch
duplicate roll in(number)
in(char) out(number) out(char)