Starlight: List of Problems

Over 20,000 problems available. AMC 8/10/12 and AIME problems from 2010-2023; USAJMO/USAMO problems from 2002-2023 available. USACO problems from 2014 to 2023 (all divisions). Codeforces, AtCoder, DMOJ problems are added daily around 04:00 AM UTC, which may cause disruptions.

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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)
17251	DMOJ DMPG '18 S6 - Mimi and Carrots
17250	DMOJ DMPG '18 S5 - Mimi and Division
17249	DMOJ DMPG '18 S4 - Mimi and Prize
17248	DMOJ DMPG '18 S3 - Black and White IV
17247	DMOJ DMPG '18 S2 - Mimi and K-uteness
17246	DMOJ DMPG '18 S1 - Mimi and Types
17245	DMOJ DMPG '18 G6 - Class Chitchat
17244	DMOJ DMPG '18 G5 - Triangles
17243	DMOJ DMPG '18 G4 - Variation
17242	DMOJ DMPG '18 G3 - Lonely Carrot's Anguish
17241	DMOJ DMPG '18 G2 - Gardening Fun
17240	DMOJ DMPG '18 G1 - Musical Chairs
17239	DMOJ DMPG '18 B6 - House of Cards
17238	DMOJ DMPG '18 B5 - Mimi and Substrings
17237	DMOJ DMPG '18 B4 - Shimnanigans (Hard Version)
17236	DMOJ DMPG '18 B4 - Shimnanigans
17235	DMOJ DMPG '18 B3 - Shimpossible
17234	DMOJ DMPG '18 B2 - Mimi and Modulus
17233	DMOJ DMPG '18 B1 - Pizza Orders
17232	DMOJ DMPG '17 S6 - Brackets, Braces, and Boxes
17231	DMOJ DMPG '17 S5 - Bit Matrix
17230	DMOJ DMPG '17 S4 - Artillery Battery
17229	DMOJ DMPG '17 S3 - Black and White III
17228	DMOJ DMPG '17 S2 - Anime Conventions
17227	DMOJ DMPG '17 S1 - Molly and Difference
17226	DMOJ DMPG '17 G6 - Vera and Ice Cream Cake
17225	DMOJ DMPG '17 G5 - Vera and Pets
17224	DMOJ DMPG '17 G4 - Timeline
17223	DMOJ DMPG '17 G3 - Brackets, Braces, Boxes, and Arrows
17222	DMOJ DMPG '17 G2 - Holy Grail War
17221	DMOJ DMPG '17 G1 - FatalWhale and Candies
17220	DMOJ DMPG '17 B6 - Multiply and Surrender
17219	DMOJ DMPG '17 B5 - Hackathons
17218	DMOJ DMPG '17 B4 - Bad Sort
17217	DMOJ DMPG '17 B3 - Heroes
17216	DMOJ DMPG '17 B2 - Yoda
17215	DMOJ DMPG '17 B1 - Whale and Soul
17214	DMOJ DMPG '16 S6 - Black and White II
17213	DMOJ DMPG '16 S5 - Pizza Bag
17212	DMOJ DMPG '16 S4 - MMORPG II
17211	DMOJ DMPG '16 S3 - The Faster Way
17210	DMOJ DMPG '16 S2 - Pandemic
17209	DMOJ DMPG '16 S1 - Admin War II
17208	DMOJ DMPG '16 G6 - SAO Queries
17207	DMOJ DMPG '16 G5 - Continuation Passing
17206	DMOJ DMPG '16 G4 - Araxxi
17205	DMOJ DMPG '16 G3 - Guerrilla Warfare
17204	DMOJ DMPG '16 G2 - Kabane Apocalypse
17203	DMOJ DMPG '16 G1 - Explooooosion!
17202	DMOJ DMPG '16 B6 - Counting Money

Problem Name (click to add insights/hints, view summary of insights/hints and similar problems)

17251

DMOJ DMPG '18 S6 - Mimi and Carrots

17250

DMOJ DMPG '18 S5 - Mimi and Division

17249

DMOJ DMPG '18 S4 - Mimi and Prize

17248

DMOJ DMPG '18 S3 - Black and White IV

17247

DMOJ DMPG '18 S2 - Mimi and K-uteness

17246