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Problem Category Points AC % Users ▴
IOI '19 P2 - Split the Attractions IOI 40p 5.1% 26
DMOPC '19 Contest 5 P6 - Cecilia's Computational Crisis DMOPC 20p 8.2% 26
COCI '19 Contest 2 #3 Checker COCI 12p 28.7% 26
ACM U of T Tryouts C1 F - Foxic Expressions ICPC 15 15.1% 26
NOI '01 P6 - Secret of the Meteorite China NOI 15p 27.4% 26
Good Celebration Uncategorized 12 13.2% 26
IOI '95 P1 - Packing Rectangles IOI 15p 45.3% 26
Alawn's Problem Uncategorized 7 42.0% 26
WC '17 Contest 4 S1 - Wakandan Sabotage Woburn Challenge 10p 19.1% 26
WC '16 Contest 2 J2 - EHC Woburn Challenge 7p 11.1% 26
Secret Room Uncategorized 25p 8.4% 26
Path Finder 2: Electric Boogaloo Uncategorized 15p 23.0% 26
DMOPC '20 Contest 2 P6 - Unfair Game DMOPC 25p 16.0% 26
CPC '21 Contest 1 P6 - AQT's Break Time is Over Uncategorized 20p 7.2% 26
Division Queries and Updates Uncategorized 20p 22.6% 26
COCI '11 Contest 3 #1 Digitalna COCI 3p 44.1% 26
COCI '10 Contest 5 #2 Košarka COCI 5p 56.0% 26
COCI '11 Contest 3 #5 Plaće COCI 12p 27.7% 26
COCI '13 Contest 5 #5 Trokuti COCI 15p 23.3% 26
Baltic OI '10 P4 - Matching Bins Baltic OI 7p 20.8% 26
Baltic OI '11 P1 - Growing Trees Baltic OI 20p 23.2% 26
COCI '21 Contest 5 #2 Dijamant COCI 10p 26.8% 26
Waterloo 2022 Fall A - Zero AAMP Currents Waterloo Local 10 62.5% 26
ETSR '23 Onsite Round 2 Problem 1 - Bracket Uncategorized 12p 8.4% 26
Waterloo 2023 Fall D - Reptilian Communism Waterloo Local 7 25.4% 26
WOSS Dual Olympiad 2023 Team Round P2: Holding Eggnog Uncategorized 7 35.3% 26
MWC '15 #5 P2: WildCard MWC 5p 17.7% 27
COCI '15 Contest 2 #3 Artur COCI 10p 9.1% 27
COCI '16 Contest 1 #5 Kralj COCI 15p 29.2% 27
APIO '12 P3 - Kunai APIO 40p 12.4% 27
Back To School '17: Big Integer Seasonal 35p 5.9% 27
Waterloo 2017 Fall C - Computer Science Waterloo Local 10p 29.0% 27
DWITE '09 R3 #3 - Binary Test Strings 2 DWITE 5 73.2% 27
COCI '17 Contest 1 #2 Tetris COCI 5 38.3% 27
COCI '18 Contest 2 #3 Deblo COCI 15p 35.4% 27
Bubble Cup V11 A Splitting Money Bubble Cup 7 24.0% 27
JSB '19 - P1 CTF 5 8.4% 27
Art Academy VI: The Last Stand Uncategorized 12p 23.0% 27
ACM U of T Tryouts C2 C - Homemade Asteroids ICPC 10 19.5% 27
NOI '97 P6 - Satellite Coverage China NOI 12p 39.5% 27
Bulgarian OI '09 P5 - Special Sequence Bulgarian OI 30p 14.0% 27
COCI '09 Contest 4 #5 Kaboom COCI 12 40.2% 27
ACSL '09 Practice P7 - Cube Uncategorized 15 16.1% 27
WC '99 P7 - The Rock Woburn Challenge 15 23.5% 27
Baltic OI '17 P5 - Plus Minus Baltic OI 15p 38.5% 27
Bus Stops Uncategorized 10 24.0% 27
COCI '11 Contest 1 #2 Matrix COCI 7p 32.2% 27
COCI '16 Contest 7 #4 Poklon COCI 15p 16.7% 27
COCI '17 Contest 6 #1 Davor COCI 5 52.8% 27
COCI '20 Contest 5 #3 Magenta COCI 12p 9.7% 27