Initial data commit

Task/Filter/ZX-Spectrum-Basic/filter.basic

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+10 LET items=100: LET filtered=0
+20 DIM a(items)
+30 FOR i=1 TO items
+40 LET a(i)=INT (RND*items)
+50 NEXT i
+60 FOR i=1 TO items
+70 IF FN m(a(i),2)=0 THEN LET filtered=filtered+1: LET a(filtered)=a(i)
+80 NEXT i
+90 DIM b(filtered)
+100 FOR i=1 TO filtered
+110 LET b(i)=a(i): PRINT b(i);" ";
+120 NEXT i
+130 DIM a(1): REM To free memory (well, almost all)
+140 DEF FN m(a,b)=a-INT (a/b)*b