Routines
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29643: Add to the lines total and print it
Used by the routines at
24348
,
29716
and
62910
. Adds to the lines total and prints the new total. Also sets MR WACKER on his way to expel ERIC if the new total is 10000 lines or more.
Input
A
Number of lines to add/10
Output
29643
PUSH DE
29644
PUSH HL
29645
LD E,A
DE
=number of lines to add
29646
LD D,0
29648
LD HL,(32743)
HL
=current lines total (divided by 10)
29651
LD BC,64536
BC
=-1000
29654
ADD HL,BC
Does ERIC have less than 10000 lines?
29655
JR NC,29660
Jump if so
29657
ADD HL,DE
Add lines to ERIC's total
29658
JR 29669
29660
ADD HL,DE
Add lines to ERIC's total
29661
JR NC,29669
Jump if ERIC still has less than 10000 lines
29663
PUSH HL
29664
CALL
62770
Set MR WACKER on his way to expel ERIC
29667
AND A
Clear the carry flag ready for subtraction
29668
POP HL
29669
SBC HL,BC
Now
HL
=new lines total
29671
LD (32743),HL
Store the new lines total at
32743
29674
EX DE,HL
Transfer the new lines total to
DE
29675
LD HL,20932
HL
=display file address for printing the lines total
29678
JP
29637
Print the new lines total
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29621
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29681