#1
|-------9-9------------------------------7-9-8-7-0---3-------------------------------------------|
|------------^-15--------4-5-4-7-6-----------------2-------------------------------1-9----------|
|----------------------------------------------------------3-------------------------------------|
|--------------------------------------------------------2-3-5-7-1-0- 0- 0--------------------
|------------------------------------------------------------8-----------------------------------|
|------------7-------------7-----------7--7-77------7-------7------------7---------7----7--7----7--