Lava 2021: LAVA 16K.B

  0 PRINT USR (PEEK VAL "23627"+VAL "256"*PEEK VAL "23628"+VAL "3")
  19558 CLEAR  THEN INKEY$`i RANDOMIZE !dM_N GO SUB LN  FOR  DIM > PRINT ! COPY Z RETURN Z COPY 6 GO SUB LN  LET  COPY ! COPY Z RETURN Zw GO SUB LN  STEP 0^ INVERSE !a> COPY 7 STEP VNOT aH> STEP w^> STEP w^ RANDOMIZE > STEP w^▟H STEP t^NH STEP g^ STEP g^> STEP g^4H> STEP w^5H STEP j^ MERGE  STEP q^ MOVE <> STEP t^ STEP w^ PRINT  OR ▜▜▜O![O]^~#z NEW  { AND  _8z VERIFY W FOR STR$  LET <<> COPY ~<<<<<<<© COPY << DRAW  DRAW  @8xxxxxxxxx8<USR  LIST x8<<<<| DRAW  DRAW SGN <<<<<<<<<<<<<<<<<} OVER  RETURN |<<<<~<0000000````````USR USR USR USR USR USR USR 29[C][I]TRR[C]