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Problem Category Points AC % Users ▴
DMOPC '22 Contest 3 P4 - Sketchy Cereal DMOPC 30p 4.9% 22
COCI '22 Contest 4 #4 Mreža COCI 20p 17.4% 22
CCO '23 P3 - Line Town CCO 30p 9.9% 22
DMOPC '22 Contest 5 P4 - Ricochet DMOPC 17p 7.8% 22
City Travel Olympiads School 15p 16.9% 22
New Year's '16 P5 - Eggnog Dilemma Seasonal 12p 5.4% 23
IOI '15 P2 - Scales IOI 25p 6.8% 23
HCI '16 - Danger Room Uncategorized 7p 15.9% 23
Next Semiprime Uncategorized 10p 11.3% 23
ECOO '14 R2 P2 - Black and Grey ECOO 5p 50.0% 23
COCI '08 Contest 5 #6 Kruska COCI 10p 52.6% 23
DMPG '18 G3 - Lonely Carrot's Anguish DMOPC 30p 12.6% 23
Summer Institute '17 Contest 3 P4 - Customs SIUCF 15 41.0% 23
DWITE '09 R2 #5 - Portals Redux DWITE 12 39.7% 23
ICPC PACNW 2016 F - Illumination ICPC 12 20.4% 23
Greater New York Regional 2012 - Mystery ICPC 5 47.1% 23
Mock CCO '18 Contest 3 Problem 2 - Roger Delegates Work to Jessica Mock CCO 20p 28.9% 23
COCI '18 Contest 2 #2 Kocka COCI 7p 33.3% 23
DMOPC '19 Contest 2 P6 - Two Roots DMOPC 20p 12.0% 23
OCC '19 G5 - King kobortor's Infrastructure Olympiads School 17p 24.7% 23
DMOPC '19 Contest 3 P5 - Festival DMOPC 20 11.5% 23
PIB '20 P5 - 4D Matrices Uncategorized 10p 39.8% 23
COCI '19 Contest 2 #2 Slagalica COCI 10p 16.7% 23
NOI '97 P5 - Building Game China NOI 15p 27.1% 23
NOI '08 P1 - Masquerade Party China NOI 15p 9.1% 23
IOI '95 Practice Task 3 - Bar Codes IOI 12p 35.4% 23
WC '18 Finals S3 - Screen Time Woburn Challenge 15p 19.8% 23
DMOJ Capture The Flag '20 B2 - Strings CTF 7 16.5% 23
COCI '11 Contest 5 #4 Razbibriga COCI 12p 34.7% 23
ECOO '21 P5 - Waldwick's Walk ECOO 17p 21.6% 23
Monkey Motel Uncategorized 12p 21.5% 23
ICPC NEERC 2012 C - Caravan Robbers ICPC 10 9.7% 23
JOI '20 Open P3 - Power Plant JOI 15p 39.8% 23
CEOI '09 P2 - Harbingers CEOI 25p 12.6% 23
Cheerio Contest 2 P5 - Subsequence Queries Uncategorized 7p 26.5% 23
WOSS Dual Olympiad 2022 S3: Sightseeing in the North Pole Seasonal 12 16.9% 23
Waterloo 2023 Winter A - So I'll Max Out My Constructive Algorithm Skills Waterloo Local 5 32.9% 23
COCI '22 Contest 4 #3 Bojanje COCI 17p 55.8% 23
COCI '23 Contest 3 #2 Vrsar COCI 10p 13.6% 23
ECOO '13 R1 P4 - Coupon Day ECOO 10p 34.7% 24
DMOPC '14 Contest 4 P5 - Aircraft Carrier Akagi DMOPC 20p 40.1% 24
Facebook Hacker Cup '15 Round 3 P1 - Boomerang FHC 12p 25.7% 24
ICPC NAQ 2016 K - Robotopia ICPC 5 18.4% 24
DMOPC '16 Contest 2 P5 - Tormented in Tartarus DMOPC 15p 8.4% 24
COCI '08 Contest 1 #4 Jez COCI 20p 23.8% 24
IOI '12 P2 - Parachute Rings IOI 25p 15.3% 24
COCI '08 Regional #4 Tablica COCI 15 34.1% 24
DWITE '10 R3 #1 - Integers along a line DWITE 5 21.7% 24
DWITE '07 R3 #4 - The Convex Fence Company DWITE 10 21.5% 24
Triway Cup '18 Summer H - Heavy Souls Seasonal 15 29.6% 24