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Problem Category Points AC % ▾ Users
JOI '20 Spring Camp Day 3 P1 - Constellation 3 JOI 30p 35.7% 5
CCC '05 S4 - Pyramid Message Scheme CCC 10 35.7% 816
Mock CCC '22 Contest 2 J2 - Snowboarding Championship Mock CCC 3 35.7% 565
Cheerio Contest 2 P1 - Cow Pasture Uncategorized 3p 35.7% 40
CCC '11 J1 - Which Alien? CCC 3 35.6% 6364
Quine Classics 10 35.6% 664
Baltic OI '09 P2 - Candy Machine Baltic OI 12p 35.6% 18
DWITE '08 R3 #2 - Wordcount++ DWITE 5 35.6% 436
COCI '20 Contest 2 #1 Crtanje COCI 5p 35.6% 270
SAC '22 Code Challenge 2 P4 - Cookie Galore SAC Coding Challenge 10 35.5% 99
CCC '04 J5 - Fractals CCC 10 35.5% 219
Art Academy 0: Prologue Uncategorized 3p 35.5% 281
WC '02 P5 - Intercepted Cowmmunication Woburn Challenge 5 35.5% 66
CCC '11 S1 - English or French? CCC 5 35.5% 5720
Infinity Uncategorized 3 35.5% 543
VM7WC '16 #5 Gold - Jayden Studies Trees VM7WC 7 35.5% 510
COCI '15 Contest 1 #6 Uzastopni COCI 20p 35.5% 34
COCI '17 Contest 1 #6 Plahte COCI 20 35.5% 15
COCI '09 Contest 7 #3 Bakice COCI 12 35.5% 35
DMOPC '14 Contest 3 P6 - Not Enough Time! DMOPC 10p 35.5% 485
IOI '95 Practice Task 3 - Bar Codes IOI 12p 35.4% 23
CCO '10 P6 - Shuffle CCO 10 35.4% 150
BlueBook - Grades BlueBook 3 35.4% 1054
COCI '18 Contest 2 #3 Deblo COCI 15p 35.4% 27
DWITE '07 R4 #2 - And the winner is... DWITE 5 35.3% 81
COCI '13 Contest 5 #6 Ladice COCI 17p 35.3% 34
CCCHK '15 J2 - What is the minimum area? CCC 5 35.3% 262
ICPC PACNW 2016 C - Cameras ICPC 7 35.3% 236
Baltic OI '18 P2 - Martian DNA Baltic OI 10p 35.3% 147
PIB '20 P6 - Rotational Top Trees Uncategorized 20p 35.3% 15
WC '98 P3 - Do or Do Not Woburn Challenge 10 35.3% 22
COCI '12 Contest 1 #6 Mars COCI 20p 35.3% 5
COCI '12 Contest 2 #3 Lanci COCI 7p 35.3% 24
ICPC NWERC 2011 F - Pool Construction ICPC 25 35.3% 6
Google Code Jam '20 Round 1A Problem C - Square Dance Google Code Jam 10p 35.3% 5
DMOPC '18 Contest 5 P1 - A Painting Problem DMOPC 3p 35.2% 187
Baltic OI '11 P2 - Ice Cream Baltic OI 5p 35.2% 52
ICPC ECNA 2016 I - Waif Until Dark ICPC 15 35.2% 28
COCI '10 Contest 7 #5 Kuglice COCI 12p 35.2% 42
COCI '06 Contest 5 #2 Natrij COCI 5 35.2% 253
COI '15 #4 Torrent COCI 25p 35.2% 22
CCO Preparation Test 1 P3 - K-th Rank Student Mock CCO 17p 35.2% 151
Mock CCC '22 2 S2 - Kaguya Wants to Grow the Student Council Mock CCC 10p 35.2% 105
DMOPC '19 Contest 4 P1 - Valid Strings DMOPC 5p 35.1% 509
COCI '11 Contest 4 #5 Broj COCI 10p 35.1% 8
CCO '11 P4 - Reorganization CCO 7p 35.1% 215
ICPC ECNA 2005 H - Two Ends ICPC 10 35.1% 156
Cute String Merging Uncategorized 15p 35.1% 30
ECOO '18 R2 P4 - Three Squares ECOO 15p 35.1% 10
COCI '23 Contest 2 #4 Kuglice COCI 12p 35.1% 34