My attempt: ----4-6-0---0--80---496----8--6-3-3-3-689--9-----------------------------------------0---0---6---6---4---4---c--6c-5-4---4---c--b---------------------------------------------a---1---1---1---1---2-3-2-3-2-3-2-3-a--------------------------------------------
My attempt:
----4-6-0---0--80---496----8--6-3-3-3-689--9-----------------------------------------0---0---6---6---4---4---c--6c-5-4---4---c--b---------------------------------------------a---1---1---1---1---2-3-2-3-2-3-2-3-a--------------------------------------------