| # | |
| # RROT test | |
| # | |
| # Logic: w1 w2 w3 -- w3 w1 w2 | |
| # | |
| FORWARD success; | |
| FORWARD failure; | |
| : try_0 0 = IF success ELSE failure ENDIF ; | |
| : try_3 3 = IF try_0 ELSE failure ENDIF ; | |
| : try_1 1 = IF try_3 ELSE failure ENDIF ; | |
| : MAIN 0 1 2 3 RROT 2 = IF try_1 ELSE failure ENDIF ; | |