USACO 2022 February Contest, Gold Problem 3. Moo Network Farmer John's NN cows (1≤N≤1051≤N≤105) are spread far apart on his farm and would like to build a communication network so they can more eas...
USACO 2022 February Contest, Gold Problem 2. Cow Camp To qualify for cow camp, Bessie needs to earn a good score on the last problem of the USACOW Open contest. This problem has TT distinct ...
dmm杜克数学大会难吗？什么是DMM学术活动？ 杜克大学青少年数学大会（Duke University Mathematics Meet ，简称Duke Math Meet，DMM）是由美国杜克大学数学联合会举办的年度中学生数学交流活动，已有近20年的举办...
International Academic Competitions（简称：IAC）国际学术挑战赛，于 2010年起源于美国，是美国最有影响力的中小学综合学术学术活动之一，也是国际人文地理奥赛美国国家队的选拔赛。每年有来自北美洲、欧洲、亚...
USACO 2022 February Contest, Gold Problem 1. Redistributing Gifts Farmer John has NN gifts labeled 1…N1…N for his NN cows, also labeled 1…N1…N (1≤N≤181≤N≤18). Each cow has a wishlist, which is a pe...
国际太空城市设计大赛 国际太空城市设计大赛（International Space Settlement Design Competition，简称ISSDC）最早是由一群美国航天航空领域的专家、工程师和宇航员发起。该大赛始于美国最大的青少年组织美国童...
Final Results: USACO 2022 February Contest, Platinum Key:* = Correctx = Wrong Answer (including possibly empty or missing output file)t = Timeoutc = Didn't Compile! = Run-time error or exceeded mem...
USACO 2022 February Contest, Platinum Problem 3. Phone Numbers Bessie has a new cell phone with nine buttons, laid out as follows: 123 456 789 Bessie is trying to type out a given phone numb...
话不多说，先看参赛要求！IEYI世界青少年创新发明展怎么报名？ 参赛要求 6-19岁的在校学生，按年龄分组，如果参赛队伍中有混年龄的情况则以队员最高年龄分组 低年级组：6-14 岁 高年级组：15-19 岁 组队或个人参...
