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Problem Category Points AC % Users ▴
New Year's '19 P6 - Buffer Zone Seasonal 20 17.6% 3
CTU Open Contest 2018 - Numbers Generator ICPC 20 57.9% 3
CCO '97 P4 - High Tide CCO 10 11.8% 3
CCO '97 P5 - Space Aliens CCO 10 46.7% 3
DMPG '19 G2 - Test Marks DMOPC 20p 25.5% 3
OCC '19 G4 - Willson and Fighting Olympiads School 30p 3.5% 3
Baltic OI '13 P6 - Vim Baltic OI 20p 17.6% 3
COCI '19 Contest 2 #4 Popcount COCI 20p 12.0% 3
Mock CCC '20 Contest 2 S5 - Sticks Mock CCC 20p 1.9% 3
ICPC ECNA 2019 C - Cheese, If You Please ICPC 25 30.4% 3
CCO '06 P5 - Domino CCO 30 3.9% 3
COCI '09 Contest 2 #5 Poslozi COCI 40 0.6% 3
NOI '98 P3 - Software Installation Disk China NOI 15p 43.8% 3
NOI '09 P6 - Tracing China NOI 20p 7.2% 3
NOI '05 P5 - Little H's Party China NOI 30p 2.4% 3
NOI '02 P5 - New Tetris China NOI 15p 4.1% 3
Union Laser Uncategorized 25p 35.0% 3
IOI '97 P4 - Map Labelling IOI 20p 53.2% 3
ACSL '09 Contest 3 Senior - Pinochle Uncategorized 10p 34.1% 3
ICPC NEERC 2010 B - Binary Operation ICPC 20p 20.0% 3
ICPC NEERC 2010 H - Hands of Poker ICPC 15p 37.5% 3
MMM '14 G - Campfire Cooking Uncategorized 40p 2.7% 3
MMM '14 H - Lift Control Uncategorized 25p 71.8% 3
WC '01 P7 - The Sixth Sense Woburn Challenge 15 14.8% 3
WC '02 P9 - A Nerd's Preparation Woburn Challenge 20p 2.9% 3
Detectors Uncategorized 15p 2.0% 3
ICPC SWERC 2017 B - Table ICPC 20 44.4% 3
ICPC SWERC 2017 E - Ingredients ICPC 15 18.0% 3
ICPC SWERC 2017 H - Kabobs ICPC 35 27.3% 3
IOI '20 P5 - Counting Mushrooms IOI 35p 2.5% 3
COCI '12 Contest 6 #6 Bakterije COCI 15 7.7% 3
COCI '11 Contest 5 #5 Blokovi COCI 20p 16.0% 3
Calendar Contest Problem 4 — Savvyday 29 Oatmeal 94 Seasonal 10 1.0% 3
Matchings POI 30p 15.6% 3
ICPC NEERC 2014 I - Improvements ICPC 15 25.0% 3
Baltic OI '11 P5 - Meetings Baltic OI 25p 8.3% 3
Baltic OI '15 P1 - Bowling Baltic OI 20p 50.0% 3
COI '16 #1 Ili COCI 17p 42.9% 3
COI '16 #2 Raspad COCI 30p 60.0% 3
COI '14 #1 Čvenk COCI 17p 25.0% 3
A Math Contest P17 - Heatwaves Uncategorized 45 36.4% 3
APIO '22 P2 - Game APIO 25p 1.9% 3
Baltic OI '04 P4 - Repeats Baltic OI 30p 50.0% 3
Yet Another Contest 7 P5 - Egg Dropping YAC 25p 1.5% 3
Google Code Jam '22 Qualification Round Problem E - Twisty Little Passages Google Code Jam 20p 57.1% 3
Google Code Jam '08 Round 1A Problem C - Numbers Google Code Jam 20p 20.0% 3
Google Code Jam '09 Round 1A Problem A - Multi-base happiness Google Code Jam 12p 40.0% 3
Google Code Jam '09 Round 1A Problem C - Collecting Cards Google Code Jam 10p 60.0% 3
Google Code Jam '10 Qualification Round Problem C - Theme Park Google Code Jam 10p 40.0% 3
Google Code Jam '10 Round 1A Problem B - Make it Smooth Google Code Jam 10p 15.0% 3