作業五

size 400 400

paper 100


repeat x 0 400

{
pen (()*6)((%20)*10)((*10)%25)

line 200 200 400 x

line 200 200 0 x

line 200 200 x 400

line 200 200 x 0
}


repeat x 0 400

{
pen ((*10)%25)(()*5)((%5)*20)

line 200 200 400 x

line 200 200 0 x

line 200 200 x 400

line 200 200 x 0
}



repeat x 0 400

{
pen ()((*10)%15)((%20)*5)

line 300 100 400 x

line 100 100 0 x

line 100 300 x 400

line 100 100 x 0
}