→ 
037 - "-"
 037 -
""
3-2() ""
 3-2()
""
3-1 ()
 3-1 ()
. - (11090)
  . - (11090)
-3-1 (102-52)
    -3-1 (102-52)
-3
    -3
""
3-4
 3-4
12()
  12()