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Problem Category Points AC % ▾ Users
WOSS Dual Olympiad 2022 S3: Sightseeing in the North Pole Seasonal 12 16.9% 23
New Year's '19 P2 - Ball Sculpture Seasonal 7 16.9% 102
TLE '17 Contest 1 P6 - Investment TLE 35p 16.9% 17
Infinity Card Decks Olympiads School 15p 16.9% 12
ECOO '18 R2 P3 - Factorial ECOO 12p 16.9% 48
UTS Open '21 P4 - Lucky Graph Uncategorized 15p 16.9% 38
Comparing Arrays Uncategorized 15p 16.9% 62
NOI '02 P4 - Island of Cavemen China NOI 20p 16.9% 31
BSSPC '22 P6 - Permutations & Primogems Uncategorized 10p 16.8% 108
TLE '17 Contest 4 P1 - Riding the Curve TLE 3p 16.8% 202
WC '99 P5 - Good Will Hunting Woburn Challenge 5 16.8% 86
IOI '12 P3 - Crayfish Scrivener (Standard I/O) IOI 15p 16.8% 276
CCC '18 S4 - Balanced Trees CCC 15p 16.8% 574
Big Deposits Uncategorized 7p 16.8% 276
Willie's Subtree Uncategorized 15 16.8% 9
DMOPC '17 Contest 4 P3 - Third Place DMOPC 7p 16.8% 140
Moses Needs Help Uncategorized 12p 16.8% 13
COCI '14 Contest 4 #6 Stanovi COCI 20p 16.8% 70
IOI '04 P6 - Empodia IOI 30p 16.8% 138
CCO '21 P1 - Swap Swap Sort CCO 17p 16.8% 152
CCC '13 S4 - Who is Taller? CCC 7 16.8% 1225
New Year's '17 P4 - Christmas Cozonac Seasonal 12p 16.8% 32
IOI '01 P3 - Twofive IOI 25p 16.8% 64
Another Contest 4 Problem 9 - Fast Fourier Transform! ACC 0 16.7% 43
COCI '19 Contest 2 #2 Slagalica COCI 10p 16.7% 23
DMOPC '14 Contest 5 P5 - Attack on Anti-Spiral DMOPC 25p 16.7% 22
Mock CCC '22 Contest 1 J4 - Snowball Fight Mock CCC 5p 16.7% 239
COCI '06 Contest 3 #4 Tenkici COCI 12p 16.7% 46
Yet Another Contest 6 P2 - No More Telemarketers YAC 7p 16.7% 128
COCI '14 Contest 2 #6 Norma COCI 25p 16.7% 54
IOI '09 P8 - Salesman IOI 25p 16.7% 132
COCI '14 Contest 5 #6 Divljak COCI 40p 16.7% 30
CCO Preparation Test 2 P3 - Subsets Mock CCO 20p 16.7% 39
Mock CCC '18 Contest 2 S4 - A Tree Problem Mock CCC 12p 16.7% 60
ECOO '18 R3 P4 - Circular Cities ECOO 15p 16.7% 6
LKP '18 Contest 1 P6 - The Great Fire of Köres Uncategorized 20p 16.7% 53
IOI '12 P6 - Jousting Tournament (Standard I/O) IOI 17p 16.7% 12
COCI '11 Contest 2 #5 Funkcija COCI 15p 16.7% 4
COCI '16 Contest 7 #4 Poklon COCI 15p 16.7% 27
An Animal Contest 4 P6 - Cozy Cottages AAC 20 16.7% 21
Baltic OI '08 P2 - Gates Baltic OI 15p 16.7% 1
COI '19 #3 Semafor COCI 20p 16.7% 1
Rule of Lemons Uncategorized 10 16.7% 5
Another Contest 9 Problem 5 - Satellite ACC 12 16.7% 17
JOI '21 Spring Camp Day 3 P3 - Meetings 2 JOI 30p 16.7% 7
Google Code Jam '13 Round 1A Problem A - Bullseye Google Code Jam 7p 16.7% 4
CCO '23 P6 - Triangle Collection CCO 25p 16.7% 18
NOI '17 P4 - Game China NOI 25p 16.7% 1
NOI '23 P6 - Merge the Books China NOI 30p 16.7% 3
Mock DWITE '09 P2 - The Missing Link... Uncategorized 7 16.6% 112