let side = (size level.
if (level == 0) then (fw size) else (
side (size/3) (level-1)
left 60
side (size/3) (level-1)
right 120
side (size/3) (level-1)
left 60
side (size/3) (level-1)
)
)
let snowflake = (size level.
repeat 3 (
side size level
right 120
)
)
pen color:yellow thickness:thin
snowflake 700 5