Save The Population (2 вариант)

Транспонировать:
e-------------------------------------------------- 
B-----------------15-15-15-----------------13-13-13 
G--12-15--------------------12-15------------------ 
D--------15-13-12-----------------15-13-12--------- 
A-------------------------------------------------- 
E-------------------------------------------------- 
 
e------------------------------------- 
B-----------------10-10-10b----------- 
G--12-15--------------------12--10b--- 
D--------15-13-12-------------------12 
A------------------------------------- 
E-------------------------------------