Problems

Problem Category Types Points AC % Users
An Animal Contest 5 P2 - Permutations & Products AAC Interactive, Simple Math 5p 14.5% 309
An Animal Contest 5 P2 (Hard Version) - Permutations & Primes AAC Ad Hoc, Interactive 10 11.0% 58
Another Contest 7 Problem 2 - Code Review ACC Interactive, Intermediate Math 7p 31.8% 126
Angie and Functions Uncategorized Advanced Math, Interactive 20p 23.6% 15
APIO '23 P3 - Alice, Bob, and Circuit APIO Ad Hoc, Interactive 45p 0.0% 0
A Sum Problem Olympiads School Divide and Conquer, Interactive 12p 13.7% 84
ICPC BAPC 2021 G - Gyrating Glyphs ICPC Brute Force, Interactive 17p 33.3% 1
BPC 1 S2 - Train Commute Uncategorized Ad Hoc, Interactive 12p 6.7% 50
Baltic OI '18 P3 - Worm Worries Baltic OI Greedy Algorithms, Interactive 30p 4.4% 6
Back To School '19: Beautiful_Times' Fruit Scam Seasonal Divide and Conquer, Geometry, Interactive 35p 20.4% 5
CCO '02 P3 - Return To Blind Man's Bluff CCO Implementation, Interactive, Recursion 12p 12.7% 17
CCO '05 P3 - That's News To Me CCO Ad Hoc, Implementation, Interactive 20p 0.0% 0
CCO '18 P4 - Gradient Descent CCO Implementation, Interactive 15p 14.6% 267
CEOI '22 P3 - Prize CEOI Graph Theory, Interactive 25p 6.4% 26
COCI '22 Contest 2 #5 Kruhologija COCI Ad Hoc, Geometry, Interactive 30p 13.8% 7
COI '09 #4 Roboti COCI Graph Theory, Interactive 25p 0.0% 0
COI '11 #2 Mjesec COCI Ad Hoc, Geometry, Interactive 30p 6.7% 2
COI '13 #4 Nizovi COCI Ad Hoc, Interactive 20p 9.9% 11
COI '17 #4 Zagonetka COCI Ad Hoc, Graph Theory, Interactive 17p 3.0% 3
COI '19 #4 Zagrade COCI Ad Hoc, Interactive 15p 25.0% 29
CPC '19 Contest 1 P4 - Sorting Practice Uncategorized Implementation, Interactive 12p 7.4% 19
CPC '21 Contest 1 P5 - AQT and Modern Art Uncategorized Ad Hoc, Implementation, Interactive 15p 15.5% 44
DMOPC '17 Contest 5 P6 - Bridges DMOPC Ad Hoc, Interactive 20p 14.8% 7
DMOPC '20 Contest 6 P5 - Jennifer's Math Mystery DMOPC Ad Hoc, Graph Theory, Interactive, Intermediate Math 17p 12.4% 29
DMOPC '20 Contest 6 P6 - Dumping Buckets DMOPC Ad Hoc, Interactive 25p 9.7% 18
DMOPC '21 Contest 1 P3 - Mystery DAG DMOPC Divide and Conquer, Graph Theory, Interactive 12 15.6% 114
DMOPC '21 Contest 2 P3 - Divisions DMOPC Ad Hoc, Interactive 12p 8.7% 78
DMOPC '21 Contest 3 P1 - Sums & Differences DMOPC Interactive, Simple Math 7p 18.1% 210
DMOPC '23 Contest 1 P3 - Colour Scheme DMOPC Interactive 12p 10.9% 88
DMPG '17 G6 - Vera and Ice Cream Cake DMOPC Divide and Conquer, Interactive 20p 11.3% 6
ECOO '21 P5 - Waldwick's Walk ECOO Divide and Conquer, Geometry, Interactive 17p 21.6% 23
EGOI '23 P3 - Find the Box EGOI Interactive 17p 13.5% 21
EGOI '23 P8 - Guessing Game EGOI Ad Hoc, Interactive 50p 2.5% 8
The Game of Nim Uncategorized Game Theory, Interactive 12p 29.9% 34
Guessing Game Uncategorized Interactive, Simple Math 5p 33.3% 14
Inaho X Uncategorized Brute Force, Interactive 7p 38.2% 11
IOI '07 P1 - Aliens IOI Interactive 12p 15.3% 29
IOI '09 P7 - Regions IOI Graph Theory, Interactive 20p 11.6% 71
IOI '10 P2 - Hotter Colder IOI Interactive 20 0.5% 3
IOI '10 P5 - Memory IOI Implementation, Interactive 5p 22.4% 151
IOI '11 P6 - Parrots IOI Ad Hoc, Interactive 20p 3.7% 18
IOI '12 P5 - Last Supper IOI Ad Hoc, Interactive 30p 22.4% 10
IOI '13 P4 - Cave IOI Divide and Conquer, Interactive 10p 18.8% 333
IOI '14 P1 - Rail IOI Interactive 30p 11.1% 51
IOI '16 P5 - Unscrambling a Messy Bug IOI Divide and Conquer, Interactive 20p 17.5% 68
IOI '17 P4 - The Big Prize IOI Interactive 20p 10.8% 60
IOI '18 P1 - Combo IOI Interactive 15p 15.6% 198
IOI '18 P5 - Highway Tolls IOI Graph Theory, Interactive 30p 12.0% 16
IOI '19 P5 - Vision Program IOI Ad Hoc, Interactive 20p 8.2% 37
IOI '20 P5 - Counting Mushrooms IOI Ad Hoc, Interactive 35p 3.4% 5