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NOI_AK_ME ♀
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2033
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格言
$\Large\pi=\frac{426880\sqrt{10005}}{\sum_{n=0}^\infty\frac{(6n)!(13591409+545140134n)}{(3n)!(n!)^3(-640320)^{3n}}}$
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AC 过的题目:共 97 道题
1567891011121314415559143144146187214218249266464495603618622680786801897906956997998100410051064109811021227213127172759276032653685416642554263432243244371440544074408444844734551463848784909491550205099518652435447544861826418642664276428652865296622675567566760677467756776712074557647776978708032820421405215662160821628216482175521763
Tried problems:共 13 道题
1424157888999941097139538434410570190202160721729
Virtual Participations:共 1 场比赛
Name | Start time |
---|---|
JOI Open Contest 2023 | 2023-08-14 12:05:44 |