10  *= $600›20  LDX #$2C›30  LDY #0›40  STY $CB›50  LDA #$50›60  STA $CC›70  LDA #$90›80  STA $CD›90 INTM1 LDA ($CB),Y›0100  EOR $CD›0110  CLC›0120  ADC $CD›0130  STA ($CB),Y›0140  INC $CD›0150  INC $CD›0160  INY›0170  BNE INTM1›0180  INC $CC›0190  DEX›0200  BNE INTM1›0210  BRK›