" "
#51376
...
, ....
...
...
50+......
30-40...
#51380
???!!!
#51389
.....
#51391
? 
#51393
, 50+. , . : 47-52 50%, .. (62 ). 50-52 - (2*5/2)=5 (155 ).
, , , 47-52, .. 50+ , , 52 47.
52 0.1% , .. .
- 50+, . , , 4-5 .
, , '-'). .
#51394
- 50+ , , .. , .. 50+ .
#51408
?
... 