cleari()
setFillColor(yellow)
setBackgroundH(blue,pink)
setSpeed(fast)
forward(100)
right(45)
forward(100)
right(45)
forward(100)
right(45)
forward(100)
right(45)
forward(100)
right(45)
forward(100)
right(45)
forward(100)
right(45)
forward(100)
right(45)