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Problem Category Points AC % Users ▾
Max's Anger Contest Series 1 P4 - Greedily Gamboling (Hard Version) Seasonal 15p 28.7% 13
Mock CCC '23 2 S3 - Richard The Penguin Mock CCC 10p 3.9% 13
Waterloo 2023 Winter B - Laser Trap Waterloo Local 12 22.2% 13
Waterloo 2023 Winter C - Sandpile on Clique Waterloo Local 10 31.0% 13
Waterloo 2016 Fall D - Treasure Hunt Waterloo Local 5 36.8% 13
ETSR '23 Onsite Round 2 Problem 2 - Exponents Uncategorized 25p 4.1% 13
IOI '23 P2 - Longest Trip IOI 25p 3.1% 13
TSOC '16 Contest 2 #6 - Hinata and Volleyball Graph TSOC 7p 15.9% 12
ICPC ECNA 2016 B - Foosball Dynasty ICPC 10 19.7% 12
DMPG '17 G3 - Brackets, Braces, Boxes, and Arrows DMOPC 25 11.6% 12
ECOO '13 R3 P2 - Mutant Children ECOO 10p 35.9% 12
DWITE '07 R4 #5 - It all adds up DWITE 7 57.1% 12
DWITE '08 R5 #4 - Wiring the Server Room DWITE 15 22.6% 12
COCI '17 Contest 4 #5 Krov COCI 15p 25.0% 12
Mock CCO '18 Contest 3 Problem 1 - Roger Meets For DMPG Mock CCO 15p 9.6% 12
ECOO '18 R3 P1 - Balanced ECOO 12p 28.1% 12
CTU Open Contest 2018 - Lighting ICPC 12 42.9% 12
ECOO '19 R1 P4 - Bus Route ECOO 12 9.6% 12
DMPG '19 G6 - Pairs DMOPC 20p 25.0% 12
COCI '09 Contest 1 #6 Aladin COCI 25p 10.3% 12
IOI '19 P6 - Sky Walking IOI 40p 9.6% 12
OCC '19 S5 - Partitioning Olympiads School 12p 8.2% 12
DMOPC '19 Contest 2 P5 - Connections DMOPC 20 6.9% 12
NOI '19 P3 - Sequence China NOI 25p 8.5% 12
NOI '99 P1 - 01 Sequence China NOI 20p 25.9% 12
NOI '98 P2 - Free Pizza China NOI 15p 17.7% 12
NOI '08 P4 - Olympic Logistics China NOI 25p 27.0% 12
NOI '08 P2 - Course Design China NOI 30p 7.9% 12
Meta Classics 12p 34.1% 12
WC '15 Contest 3 S3 - Rescue Mission Woburn Challenge 15p 14.7% 12
WC '16 Finals S4 - Bug Infestation Woburn Challenge 20p 13.7% 12
WC '97 P2 - Power of Cryptography Woburn Challenge 20 12.1% 12
Wesley's Anger Contest 5 Problem 5 - A Squirrel's Life WAC 25p 7.6% 12
PEG Test '14 - Gift Delivery Uncategorized 10 14.1% 12
IOI '12 P6 - Jousting Tournament (Standard I/O) IOI 17p 16.7% 12
Revenge of the Clocks Uncategorized 15 50.0% 12
COCI '16 Contest 4 #4 Rekonstruiraj COCI 12p 10.7% 12
COCI '11 Contest 3 #2 D'hondt COCI 5p 38.3% 12
COCI '11 Contest 4 #2 Zima COCI 7p 18.6% 12
COCI '13 Contest 6 #3 Kockice COCI 7p 57.6% 12
COCI '13 Contest 6 #6 Graškrižja COCI 17p 11.0% 12
COCI '10 Contest 7 #6 Upit COCI 20p 24.2% 12
NOI '20 P2 - Destiny China NOI 25p 16.4% 12
NOI '22 Multi-Provincial Team Selection P1 - Preprocessor China NOI 10p 8.2% 12
Yet Another Contest 4 P4 - Even The Odds YAC 20p 3.9% 12
CCO '22 P6 - Good Game CCO 35p 19.6% 12
APIO '22 P3 - Permutation APIO 20p 9.8% 12
Baltic OI '12 P1 - Brackets Baltic OI 15p 32.7% 12
Baltic OI '04 P1 - Ships Baltic OI 7p 14.2% 12
IOI '12 P4 - Ideal City IOI 25p 27.7% 12