# # TUCK2 test # # Logic: // w1 w2 w3 w4 -- w3 w4 w1 w2 w3 w4 # FORWARD success; FORWARD failure; : try_0 0 = IF success ELSE failure ENDIF ; : try_3b 3 = IF try_0 ELSE failure ENDIF ; : try_4 4 = IF try_3b ELSE failure ENDIF ; : try_1 1 = IF try_4 ELSE failure ENDIF ; : try_2 2 = IF try_1 ELSE failure ENDIF ; : try_3a 3 = IF try_2 ELSE failure ENDIF ; : MAIN 0 1 2 3 4 TUCK2 4 = IF try_3a ELSE failure ENDIF ;