Over 20,000 problems available: AMC 8/10/12 and AIME problems from 2010-2024; USAJMO/USAMO problems from 2002-2024; USACO problems from 2014 to 2024 (all divisions); all Codeforces, AtCoder and DMOJ problems. If you leave the search field blank, it returns all problems with the specified type.

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  • AMC 8: [year] AMC 8 Problem #, Ex: 2013 AMC 8 Problem 1
  • AMC 10: [year] AMC 10A Problem # OR [year] AMC 10B Problem #, Ex: 2015 AMC 10A Problem 16
  • AMC 12: [year] AMC 12A Problem # OR [year] AMC 12B Problem #, Ex: 2021 AMC 12B Problem 25
  • AIME: [year] AIME I Problem # OR [year] AIME II Problem #, Ex: 2013 AIME I Problem 8
  • USAJMO/USAMO: [year] USAJMO/USAMO Problem #, Ex: 2023 USAJMO Problem 1
  • Codeforces: Codeforces [contest id (e.g. 101)][problem id (e.g. A, B, C)]: [Codeforces problem name], Ex: Codeforces 1336F: Journey
  • AtCoder: AtCoder [contest id (e.g. ABC314, ARC164, ZONE2021)]: [problem id (A, B, C)]. [Problem name], Ex: AtCoder ZONE2021: E. Sneaking
  • DMOJ: DMOJ [contest name (if applicable)] [problem number (e.g. P1)] - [Problem name], Ex: DMOJ Yet Another Contest 3 P1 - Shell Swap Scam
  • USACO: [year] [contest month (e.g. January, US Open)], [division (e.g. Gold)]: [Problem name], Ex: USACO 2023 US Open Contest, Bronze: Rotate and Shift

ID Problem Name (click to add insights/hints, view summary of insights/hints and similar problems)
22052 2014 AMC 12B Problem 25
22051 2014 AMC 12B Problem 24
22050 2014 AMC 12B Problem 23
22049 2014 AMC 12B Problem 22
22048 2014 AMC 12B Problem 21
22047 2014 AMC 12B Problem 20
22046 2014 AMC 12B Problem 19
22045 2014 AMC 12B Problem 18
22044 2014 AMC 12B Problem 17
22043 2014 AMC 12B Problem 16
22042 2014 AMC 12B Problem 15
22041 2014 AMC 12B Problem 14
22040 2014 AMC 12B Problem 13
22039 2014 AMC 12B Problem 12
22038 2014 AMC 12B Problem 11
22037 2014 AMC 12B Problem 10
22036 2014 AMC 12B Problem 9
22035 2014 AMC 12B Problem 8
22034 2014 AMC 12B Problem 7
22033 2014 AMC 12B Problem 6
22032 2014 AMC 12B Problem 5
22031 2014 AMC 12B Problem 4
22030 2014 AMC 12B Problem 3
22029 2014 AMC 12B Problem 2
22028 2014 AMC 12B Problem 1
22027 2014 AMC 12A Problem 25
22026 2014 AMC 12A Problem 24
22025 2014 AMC 12A Problem 23
22024 2014 AMC 12A Problem 22
22023 2014 AMC 12A Problem 21
22022 2014 AMC 12A Problem 20
22021 2014 AMC 12A Problem 19
22020 2014 AMC 12A Problem 18
22019 2014 AMC 12A Problem 17
22018 2014 AMC 12A Problem 16
22017 2014 AMC 12A Problem 15
22016 2014 AMC 12A Problem 14
22015 2014 AMC 12A Problem 13
22014 2014 AMC 12A Problem 12
22013 2014 AMC 12A Problem 11
22012 2014 AMC 12A Problem 10
22011 2014 AMC 12A Problem 9
22010 2014 AMC 12A Problem 8
22009 2014 AMC 12A Problem 7
22008 2014 AMC 12A Problem 6
22007 2014 AMC 12A Problem 5
22006 2014 AMC 12A Problem 4
22005 2014 AMC 12A Problem 3
22004 2014 AMC 12A Problem 2
22003 2014 AMC 12A Problem 1
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