全网首发 22021年Midmcm C题请点这里 2021Midmcm特等奖C题获奖2位 2021Midmcm特等奖Outstanding获奖:Chongqing BI Academy, Chongqing, China;Campbell County Middle School, KY, USA (NCTM Winner) Team 11791: LettertotheMiddlevilleDirectorofParks&Recreation No 2 High School of East China Normal University, Shanghai, Chin...