,
(
25
50
75
100
125
150
175
200
225
250
)
1
...
36
37
38
39
40
41
42
43
44
45
46
47
48
...
54
"" ""
. . . : .
2010
- . Step -
, + / (. . = \ \ \ \\ == \)
.
1
...
36
37
38
39
40
41
42
43
44
45
46
47
48
...
54
