Remove duplicate elements: Difference between revisions
→{{header|ANSI BASIC}}: Added a solution.
(Dialects of BASIC moved to the BASIC section.) |
(→{{header|ANSI BASIC}}: Added a solution.) |
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=={{header|BASIC}}==
==={{header|ANSI BASIC}}===
{{trans|Modula-2}}
{{works with|Decimal BASIC}}
<syntaxhighlight lang="basic">
100 REM Remove duplicate elements
110 DIM DataArray(1 TO 7), ResultArray(1 TO 7)
120 ! Set the data.
130 FOR I = 1 TO 7
140 READ DataArray(I)
150 NEXT I
160 ! Remove duplicates
170 LET ResultArray(1) = DataArray(1)
180 LET LastResultIndex = 1
190 LET Position = 1
200 DO WHILE Position < UBOUND(DataArray)
210 LET Position = Position + 1
220 LET IsNewNumber = -1
230 FOR ResultIndex = 1 TO LastResultIndex
240 IF DataArray(Position) = ResultArray(ResultIndex) THEN
250 LET IsNewNumber = 0
260 EXIT FOR
270 END IF
280 NEXT ResultIndex
290 IF IsNewNumber = -1 THEN
300 LET LastResultIndex = LastResultIndex + 1
310 LET ResultArray(LastResultIndex) = DataArray(Position)
320 END IF
330 LOOP
340 FOR ResultIndex = 1 TO LastResultIndex
350 PRINT ResultArray(ResultIndex)
360 NEXT ResultIndex
370 DATA 1, 2, 2, 3, 4, 5, 5
380 END
</syntaxhighlight>
{{out}}
<pre>
1
2
3
4
5
</pre>
==={{header|Applesoft BASIC}}===
<syntaxhighlight lang="basic">100 DIM L$(15)
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