(450142)
-:
10*12()
31. (3-12)
(1, 6-8, 5) 7 .
(2-8, 0, 5) 13 .
1, 0-10(19, )
1, 0-9, 5(10, )
1, 5-6, 5(13, )
(50/75/100/120 . )