Postoi porovoz

|-0-0-5-3-1-------0---0---3-3---8-7-5-4-0-8-7-8-7-5-0-5-3-5-3-1-0-0-3-1-0---------| |-----------3-1-0---3---------1-------------------------------------------3-0-1---| |-----------------------2-------------------------------------------------------2-| |---------------------------------------------------------------------------------| |---------------------------------------------------------------------------------| |---------------------------------------------------------------------------------|