RosettaCodeData/Task/100-doors/BASIC/100-doors-4.basic
2019-09-12 10:33:56 -07:00

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100 PROGRAM "100doors.bas"
110 NUMERIC D(1 TO 100)
120 FOR I=1 TO 100
130 LET D(I)=0
140 NEXT
150 FOR I=1 TO 100
160 FOR J=I TO 100 STEP I
170 LET D(J)=NOT D(J)
180 NEXT
190 NEXT
200 FOR I=1 TO 100
210 IF D(I) THEN PRINT I
220 NEXT