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# Simple use of `&raw` to move a dot around an image &raw1 Dirs ← [0_1 0_¯1 ¯1_0 1_0 0_0] Keys ← "wsad" Size ← ˙⊟⊢&ts ◌◌⍢( ⊏⊙Dirs⬚4⊢⊚=Keys # Select input dir ↧-1Size↥⊚2+ # Move | &ims⇌⍉⍜⊡+₁⟜⊸(↯Size0) # Render ⊸≠@\x03⊢&rs1 0 # Get input ) [0 0]