-----------2----2-----------2----2-----------3-----3-----------0-----0-----|
--------3-----3----------3-----3----------3-----3-----------2-----2----2---|
-----2----------------4----------------4-----------------2-----------------|
--0----------------4----------------5-----------------2--------------------|
---------------------------------------------------------------------------|
---------------------------------------------------------------------------|


-----------2----2-----------2----2-----------3-----3-----------0-----0-----|
--------3-----3----------3-----3----------3-----3-----------2-----2----2---|
-----2----------------4----------------4-----------------2-----------------|
--0----------------4----------------5-----------------2--------------------|
---------------------------------------------------------------------------|
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