???????????????????? ????????????

?????????????

???????? ?????????30

????????? ?????????81

???????? ?????????196

?????????????

4????5????????350??400??????

5????6?????550??600??????

6????7??????750??800???????

7????8?? ???1100??1200????

8????9?? ???1600??1700???????

9????10?? ???2350???????

10??-10??9?? ??????????1500+?????????????????????

?????????????????????????? ???????????????????

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