RosettaCodeData/Task/Sierpinski-carpet/PureBasic/sierpinski-carpet.basic
2023-07-01 13:44:08 -04:00

23 lines
374 B
Text

Procedure in_carpet(x,y)
While x>0 And y>0
If x%3=1 And y%3=1
ProcedureReturn #False
EndIf
y/3: x/3
Wend
ProcedureReturn #True
EndProcedure
Procedure carpet(n)
Define i, j, l=Pow(3,n)-1
For i=0 To l
For j=0 To l
If in_carpet(i,j)
Print("#")
Else
Print(" ")
EndIf
Next
PrintN("")
Next
EndProcedure