Abs with Sin to make Enemy go forward and back?

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Strict

Graphics 800,600,0

Local i:Int

While Not KeyDown(KEY_ESCAPE)
	Cls
	i:+1
	i:Mod 360
	If (i>180) Then SetColor 255,255,0 Else SetColor 0,0,255
	DrawOval 100*(Sin(i+90))+400,300,8,8
	Flip
Wend

End