1)   -  = 1
2)   =   
3)  ,  = "/  . ."
4)   =  .  
5)  =  . =    (  ,    )
6)  = 
7)  = 
8)  = 
9) , , ,  =   (, , , )
10) ,  = "/  . ."
11)  -    ,    
12)   = "V"
13)   = "V"
14)    = "V"
15)      = "V"