Вступление:                                                        2 рaзa
|--------------------------------------------------------|-----------------
|--------------------------------------------------------|-----------------
|.----2-----5--0-----------2-----------------2--------1-.|-----------------
|.----------------3--2--3--------0---0-3--2-----2--3----.|-----------------
|--------------------------------------------------------|-----------------
|--------------------------------------------------------|-----------------

|-------------------------------------------------------------------------|
|-------------------------------------------------------------------------|
|-----------1--2-------1--1-2--------1--2-------1--1-2--------3--4--------|
|-----2--3--------2-3----------1--2--------1-2----------1--2--------------|
|-------------------------------------------------------------------------|
|-------------------------------------------------------------------------|

|--------------------------------------|---0-0---0----0-0---0---0-0---0-0----|
|--------------------------------------|-------------------------------------|
|------3--3-4---5--4--2--0-------------|-------------------------------------|
|-1-2-----------------------3--2--0----|-2-----2----2-----2---2-----2--------|
|------------------------------------3-|-------------------------------------|
|--------------------------------------|-------------------------------------|