66 lines
1.6 KiB
Forth
Executable File
66 lines
1.6 KiB
Forth
Executable File
: STAR 42 EMIT ;
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: MARGIN CR 30 SPACES ;
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: BLIP MARGIN STAR ;
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: STARS 0 DO STAR LOOP ;
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: BAR MARGIN 5 STARS ;
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: F BAR BLIP BAR BLIP BLIP CR ;
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: MULT CR 11 1 DO DUP I * . LOOP DROP ;
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: TABLE CR 11 1 DO I MULT LOOP ;
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: TABLE1 CR 11 1 DO 11 1 DO I J * . LOOP CR LOOP ;
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: DUB 32767 1 DO I . I +LOOP ;
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: GREET ." Hello, I speak Forth " ;
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: GIFT ." chocolate" ;
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: GIVER ." Mum" ;
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: THANKS CR ." Dear " GIVER ." ,"
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CR ." Thanks for the " GIFT ." . " ;
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: EGGSIZE DUP 18 < IF ." reject " ELSE
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DUP 21 < IF ." small " ELSE
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DUP 24 < IF ." medium " ELSE
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DUP 27 < IF ." large " ELSE
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DUP 30 < IF ." extra large " ELSE
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." error "
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THEN THEN THEN THEN THEN DROP ;
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: FALSE 0 ;
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: TRUE -1 ;
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: TEST IF ." non-" THEN ." zero " ;
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: /CHECK ?DUP IF / THEN ;
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: UNCOUNT DROP 1 - ;
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: max-int -1 1 rshift ;
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: min-int max-int negate 1 - ;
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: max-uint -1 ;
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: OUTPUT-TEST
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." YOU SHOULD SEE THE STANDARD GRAPHIC CHARACTERS:" CR
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41 BL DO I EMIT LOOP CR
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61 41 DO I EMIT LOOP CR
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127 61 DO I EMIT LOOP CR
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." YOU SHOULD SEE 0-9 SEPARATED BY A SPACE:" CR
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9 1+ 0 DO I . LOOP CR
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." YOU SHOULD SEE 0-9 (WITH NO SPACES):" CR
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57 1+ 48 DO I 0 SPACES EMIT LOOP CR
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." YOU SHOULD SEE A-G SEPARATED BY A SPACE:" CR
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71 1+ 65 DO I EMIT SPACE LOOP CR
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." YOU SHOULD SEE 0-5 SEPARATED BY TWO SPACES:" CR
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5 1+ 0 DO I 48 + EMIT 2 SPACES LOOP CR
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." YOU SHOULD SEE TWO SEPARATE LINES:" CR
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." LINE 1" CR ." LINE 2" CR
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." YOU SHOULD SEE THE NUMBER RANGES OF SIGNED AND UNSIGNED NUMBERS:" CR
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." SIGNED: " MIN-INT . MAX-INT . CR
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." UNSIGNED: " 0 . MAX-UINT U. CR
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;
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output-test
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f
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10 mult
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table
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table1
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dub
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greet
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thanks cr
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17 eggsize cr
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22 eggsize cr
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25 eggsize cr
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28 eggsize cr
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32 eggsize cr
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0 test cr
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1 test cr
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