Hello! I'm happy to announce XXII Open Cup: Grand Prix of Nanjing, which will be held on Dec 12th, 2021.↵
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This contest is mainly prepared by [SUA Programming Contest Problem Setter Team](http://sua.ac), which has already been used as the 2021 ICPC Asia Nanjing Regional Contest. There are around 700 teams participating in the Regional.↵
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This is the fourth Nanjing Regional and the third Grand Prix of Nanjing in Open Cup, I feel very grateful and wish everyone enjoy this contest. ↵
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We also have an anonymous author this year. He provides a very interesting problem to this contest.↵
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Authors: [user:chenjb,2021-12-11], [user:TsReaper,2021-12-11], [user:jiangshibiao,2021-12-11], [user:shb123,2021-12-11], [user:quailty,2021-12-11], [user:Subconscious,2021-12-11], [user:oipotato,2021-12-11]↵
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Testers: [user:KAN,2021-12-11], [user:Um_nik,2021-12-11], [user:Merkurev,2021-12-11], [user:TLE,2021-12-11], [user:antontrygubO_o,2021-12-11], [user:Miracle03,2021-12-11], [user:J.T.J.L.,2021-12-11], [user:tun,2021-12-11], [user:sfiction,2021-12-11], [user:cxt,2021-12-11], [user:pb0207,2021-12-11], [user:Eden_CY,2021-12-11], [user:Suika_predator,2021-12-11], [user:lwn_16,2021-12-11], [user:lxlxl,2021-12-11], [user:xpchf,2021-12-11], [user:liyang21,2021-12-11], [user:AkaiLemon,2021-12-11], [user:FrostStar,2021-12-11], [user:UESTC_Nocturne,2021-12-11], [user:Orenji.Sora,2021-12-11], [user:Gromah,2021-12-11], [user:smax,2021-12-11], [user:arvindr9,2021-12-11], [user:RandomKami,2021-12-11]↵
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Contest link: https://official.contest.yandex.ru/opencupXXII/contest/33444/enter (Only visible for users with OpenCup login)↵
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Open Cup Scoreboard: http://opentrains.snarknews.info/~ejudge/res/res10559↵
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Regional Scoreboard: https://board.xcpcio.com/icpc/46th/nanjing↵
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I will publish this contest to gym and please feel free to discuss afterwards**UPD: ** The contest is in the gym now.
↵
This contest is mainly prepared by [SUA Programming Contest Problem Setter Team](http://sua.ac), which has already been used as the 2021 ICPC Asia Nanjing Regional Contest. There are around 700 teams participating in the Regional.↵
↵
This is the fourth Nanjing Regional and the third Grand Prix of Nanjing in Open Cup, I feel very grateful and wish everyone enjoy this contest. ↵
↵
We also have an anonymous author this year. He provides a very interesting problem to this contest.↵
↵
Authors: [user:chenjb,2021-12-11], [user:TsReaper,2021-12-11], [user:jiangshibiao,2021-12-11], [user:shb123,2021-12-11], [user:quailty,2021-12-11], [user:Subconscious,2021-12-11], [user:oipotato,2021-12-11]↵
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Testers: [user:KAN,2021-12-11], [user:Um_nik,2021-12-11], [user:Merkurev,2021-12-11], [user:TLE,2021-12-11], [user:antontrygubO_o,2021-12-11], [user:Miracle03,2021-12-11], [user:J.T.J.L.,2021-12-11], [user:tun,2021-12-11], [user:sfiction,2021-12-11], [user:cxt,2021-12-11], [user:pb0207,2021-12-11], [user:Eden_CY,2021-12-11], [user:Suika_predator,2021-12-11], [user:lwn_16,2021-12-11], [user:lxlxl,2021-12-11], [user:xpchf,2021-12-11], [user:liyang21,2021-12-11], [user:AkaiLemon,2021-12-11], [user:FrostStar,2021-12-11], [user:UESTC_Nocturne,2021-12-11], [user:Orenji.Sora,2021-12-11], [user:Gromah,2021-12-11], [user:smax,2021-12-11], [user:arvindr9,2021-12-11], [user:RandomKami,2021-12-11]↵
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Contest link: https://official.contest.yandex.ru/opencupXXII/contest/33444/enter (Only visible for users with OpenCup login)↵
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Open Cup Scoreboard: http://opentrains.snarknews.info/~ejudge/res/res10559↵
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Regional Scoreboard: https://board.xcpcio.com/icpc/46th/nanjing↵
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I will publish this contest to gym and please feel free to discuss afterwards