2018-12-09 15:16:46 +00:00
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%import c64utils
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2019-02-02 23:14:56 +00:00
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%zeropage basicsafe
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2018-12-09 15:16:46 +00:00
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2019-07-29 21:11:13 +00:00
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main {
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2018-12-09 15:16:46 +00:00
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sub start() {
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byte v1
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byte v2
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ubyte cr
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2019-01-15 20:35:15 +00:00
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c64scr.print("signed byte ")
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2018-12-09 15:16:46 +00:00
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cr=v1==v2
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cr=v1==v2
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cr=v1==v2
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cr=v1!=v2
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cr=v1!=v2
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cr=v1!=v2
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cr=v1<v2
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cr=v1<v2
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cr=v1<v2
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cr=v1<v2
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cr=v1>v2
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cr=v1>v2
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cr=v1>v2
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cr=v1>v2
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cr=v1>v2
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cr=v1<=v2
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cr=v1<=v2
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cr=v1<=v2
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cr=v1<=v2
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cr=v1>=v2
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cr=v1>=v2
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cr=v1>=v2
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cr=v1>=v2
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cr=v1>=v2
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; comparisons:
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v1=-20
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v2=125
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2019-01-15 20:35:15 +00:00
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c64scr.print("v1=-20, v2=125\n")
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2018-12-09 15:16:46 +00:00
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compare()
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v1=80
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v2=80
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2019-01-15 20:35:15 +00:00
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c64scr.print("v1 = v2 = 80\n")
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2018-12-09 15:16:46 +00:00
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compare()
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v1=20
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v2=-111
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2019-01-15 20:35:15 +00:00
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c64scr.print("v1=20, v2=-111\n")
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2018-12-09 15:16:46 +00:00
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compare()
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2018-12-09 18:48:59 +00:00
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return
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2020-03-14 13:40:39 +00:00
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sub compare() {
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2019-01-15 20:35:15 +00:00
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c64scr.print(" == != < > <= >=\n")
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2018-12-09 15:16:46 +00:00
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2018-12-09 18:48:59 +00:00
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if v1==v2
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2019-01-15 20:35:15 +00:00
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c64scr.print(" Q ")
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2018-12-09 18:48:59 +00:00
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else
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2019-01-15 20:35:15 +00:00
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c64scr.print(" . ")
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2018-12-09 18:48:59 +00:00
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if v1!=v2
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2019-01-15 20:35:15 +00:00
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c64scr.print(" Q ")
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2018-12-09 18:48:59 +00:00
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else
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2019-01-15 20:35:15 +00:00
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c64scr.print(" . ")
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2018-12-09 15:16:46 +00:00
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2018-12-09 18:48:59 +00:00
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if v1<v2
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2019-01-15 20:35:15 +00:00
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c64scr.print(" Q ")
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2018-12-09 18:48:59 +00:00
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else
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2019-01-15 20:35:15 +00:00
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c64scr.print(" . ")
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2018-12-09 15:16:46 +00:00
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2018-12-09 18:48:59 +00:00
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if v1>v2
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2019-01-15 20:35:15 +00:00
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c64scr.print(" Q ")
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2018-12-09 18:48:59 +00:00
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else
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2019-01-15 20:35:15 +00:00
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c64scr.print(" . ")
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2018-12-09 15:16:46 +00:00
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2018-12-09 18:48:59 +00:00
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if v1<=v2
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2019-01-15 20:35:15 +00:00
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c64scr.print(" Q ")
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2018-12-09 18:48:59 +00:00
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else
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2019-01-15 20:35:15 +00:00
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c64scr.print(" . ")
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2018-12-09 15:16:46 +00:00
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2018-12-09 18:48:59 +00:00
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if v1>=v2
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2019-01-15 20:35:15 +00:00
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c64scr.print(" Q ")
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2018-12-09 18:48:59 +00:00
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else
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2019-01-15 20:35:15 +00:00
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c64scr.print(" . ")
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2018-12-09 15:16:46 +00:00
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c64.CHROUT('\n')
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}
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}
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}
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