2---5-4-5--------------------------------------------
1---2-3-2-3-5-7---10-10-7-12-10-7--7-5-3-0-----------
2 раза
1---7-12-10-12-10-12-10-12--12-15^-12-10--10-12^-10-
7-7-5-3-5-3-0
2раза