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BLOCK LISTER.bas
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BASIC Source File
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2023-02-26
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575b
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19 lines
63800 REM BLOCK LISTER
63805 VTAB 22: HTAB 1: CALL -958
63810 INPUT "BLOCK#=";BLOCK$
63815 IF BLOCK$ = "" THEN END
63820 BLOCK = INT( VAL(BLOCK$))
63825 IF (BLOCK <0) OR (BLOCK >639) THEN 63805
63830 X = 100 *BLOCK:Y = X +99
63835 HOME : GOSUB 63900: CALL -912
63840 GOTO 63805
63900 REM LIST X-Y
63905 ADRS = PEEK(121) +256 * PEEK(122) +144
63910 FOR I = 4 TO 0 STEP -1
63915 POKE ADRS +I,X -10 * INT(X/10) +48
63920 X = INT(X/10)
63925 POKE ADRS +I +6,Y -10 * INT(Y/10) +48
63930 Y = INT(Y/10)
63935 NEXT I
63940 LIST XXXXX -YYYYY
63945 RETURN