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Problem Category Points AC % Users ▾
Mock CCO '18 Contest 2 Problem 2 - Victor Rains Mock CCO 20p 27.7% 21
COCI '18 Contest 2 #5 Sunčanje COCI 25p 15.1% 21
IOI '07 P1 - Aliens IOI 12p 15.3% 21
CEOI '17 P6 - Chase CEOI 30p 18.3% 21
K-Dimensional Grids Uncategorized 15p 27.7% 21
CCO '98 P2 - Message Deciphering CCO 7 53.7% 21
Road Redirection Uncategorized 17 28.0% 21
Wesley's Anger Contest 4 Problem 6 - Hungry Squirrels WAC 25p 15.9% 21
COCI '15 Contest 7 #2 Prozor COCI 7p 37.9% 21
COCI '16 Contest 1 #6 Vještica COCI 15p 58.1% 21
NOI '03 P1 - Stick Game China NOI 15p 21.1% 21
ICPC NEERC 2010 A - Alignment of Code ICPC 7 54.0% 21
SMAC 08/09 (Nov) #5 - Intelligent Stats Uncategorized 10p 40.7% 21
WC '17 Contest 3 J4 - Meme Generator Woburn Challenge 7 20.3% 21
DMOJ Capture The Flag '20 C3 - Small AES CTF 7 71.0% 21
DMOJ Capture The Flag '20 R2 - EZ Assembly CTF 7 53.3% 21
Facebook Hacker Cup '14 Final Round P4 - Tours Uncategorized 25 21.1% 21
CCC '00 S5 - Sheep and Coyotes (Hard) CCC 20 5.6% 21
The Heist Uncategorized 10p 24.5% 21
COCI '16 Contest 5 #3 Unija COCI 7p 12.4% 21
COCI '10 Contest 5 #3 Brodovi COCI 5p 43.8% 21
COCI '10 Contest 6 #4 Abeceda COCI 10p 7.4% 21
COCI '10 Contest 6 #5 Step COCI 15p 53.1% 21
Segment Tree Practice 4 Uncategorized 17 43.4% 21
An Animal Contest 4 P6 - Cozy Cottages AAC 20 16.7% 21
UCRPC F21 G - Snack Attack ICPC 10p 17.9% 21
Peculiar Paints Uncategorized 5 29.3% 21
Baltic OI '10 P3 - Printed Circuit Board Baltic OI 12p 52.2% 21
COCI '21 Contest 4 #4 Parkovi COCI 25p 14.6% 21
COI '12 #3 Snjeguljica COCI 17p 46.2% 21
BPC 1 J5 - Set Uncategorized 10 28.6% 21
Yet Another Contest 6 P6 - No More Snakes and Ladders YAC 17p 17.5% 21
IOI '22 P5 - Rarest Insects IOI 30p 5.0% 21
CCC '24 S5 - Chocolate Bar Partition CCC 20p 10.4% 21
CCO Preparation Test 3 P1 - Primitive Pythagorean Pairs Mock CCO 25p 13.7% 20
DMOPC '15 Contest 5 P6 - Event Horizon DMOPC 25p 11.1% 20
ICPC ECNA 2005 F - Square Count ICPC 15 39.5% 20
Facebook Hacker Cup '17 Qualifying Round P1 - Progress Pie FHC 5p 34.6% 20
ECOO '12 R2 P2 - Password Strength ECOO 5p 14.0% 20
COCI '08 Regional #5 Reljef COCI 15 52.8% 20
DWITE '11 R4 #3 - Breaking Bonds DWITE 7 45.7% 20
Ternary Search Tree Uncategorized 5 65.9% 20
Expected Value Uncategorized 15 24.5% 20
DMPG '19 G1 - Camera Calibration Challenge DMOPC 12p 7.5% 20
When GCD meets XOR Uncategorized 17 20.1% 20
COCI '18 Contest 6 #5 Mobitel COCI 20p 30.7% 20
CEOI '18 P3 - Lottery CEOI 25p 40.0% 20
Miniature Sudoku Uncategorized 7 31.9% 20
OCC '19 B5 - Gold Olympiads School 7 12.0% 20
A Permutation Problem 2 Uncategorized 12 30.7% 20