furudate's Content
There have been 2 items by furudate (Search limited from 21-05-2020)
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Học sinh trường chuyên ở trọin Quán trọStarted by TUYLIPDEN, 11-11-2006 |
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$\sum\left\lfloor\dfrac{(q-1)p}{...in Số họcStarted by chuyentoan, 27-12-2004 |
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