OI Checklist

Generated at 1724705989697

0/114700 points (0.00%)

IOI

0/14800 points (0.00%)

IOI 2000	Palindrome	Car Parking	Median Strength	Walls	Post Office	Building with Blocks
IOI 2001	Mobile Phones	Ioiwari Game	Twofive	Score	Double Crypt	Depot
IOI 2002	The Troublesome Frog	Utopia Divided	XOR	Batch Scheduling	Bus Terminals	Two Rods
IOI 2003	Trail Maintenance	Comparing Code	Reverse	Guess Which Cow	Amazing Robots	Seeing the Boundary
IOI 2004	Artemis	Hermes	Polygon	Empodia	Phidias	Farmer
IOI 2005	Garden	Mountain	Mean Sequence	Birthday	Rectangle Game	Rivers
IOI 2006	Deciphering the Mayan Writing	Pyramid	Forbidden Subgraph	The Valley of Mexico	Joining Points	A Black Box Game
IOI 2007	Aliens	Flood	Sails	Miners	Pairs	Training
IOI 2008	Type Printer	Fish	Islands	Teleporters	Linear Garden	Pyramid Base
IOI 2009	Archery	Hiring	Poi	Raisins	Garage	Mecho	Regions	Salesman
IOI 2010	Cluedo	Hotter Colder	Quality of Living	Languages	Memory	Traffic Congestion	Maze	Saveit
IOI 2011	Tropical Garden	Race	Rice Hub	Crocodile's Underground City	Dancing Elephants	Parrots
IOI 2012	Pebbling Odometer	Parachute Rings	Crayfish Scrivener	Ideal City	Last Supper	Jousting Tournament
IOI 2013	Dreaming	Art Class	Wombats	Cave	Robots	Game
IOI 2014	Rail	Wall	Game	Gondola	Friend	Holiday
IOI 2015	Boxes with Souvenirs	Scales	Teams	Horses	Sorting	Towns
IOI 2016	Detecting Molecules	Roller Coaster Railroad	Shortcut	Paint By Numbers	Unscrambling a Messy Bug	Aliens
IOI 2017	Nowruz	Wiring	Toy Train	The Big Prize	Simurgh	Ancient Books
IOI 2018	Combo	Seats	Werewolf	Mechanical Doll	Highway Tolls	Meetings
IOI 2019	Arranging Shoes	Split the Attractions	Rectangles	Broken Line	Vision Program	Sky Walking
IOI 2020	Comparing Plants	Connecting Supertrees	Carnival Tickets	Packing Biscuits	Counting Mushrooms	Stations
IOI 2021	Distributing Candies	Keys	Fountain Parks	Mutating DNA	Dungeons Game	Bit Shift Registers
IOI 2022	Catfish Farm	Prisoner Challenge	Radio Towers	Digital Circuit	Rarest Insects	Thousands Islands
IOI 2023	Closing Time	Longest Trip	Soccer Stadium	Beech Tree	Overtaking	Robot Contest

APIO

0/5400 points (0.00%)

APIO 2007	Mobiles	Backup	Zoo
APIO 2008		Roads	DNA
APIO 2009	Digging for Oil	The Siruseri Convention Centre	The Great ATM Robbery
APIO 2010	Commando	Patrol	Signaling
APIO 2011	Table Coloring	Find the Path	Guess My Word!
APIO 2012	Dispatching	Guard	Kunai
APIO 2013	Robots	Toll	Tasks Author
APIO 2014	Palindromes	Split the Sequence	Beads and Wires
APIO 2015	Bali Sculptures	Jakarta Skyscrapers	Palembang Bridges
APIO 2016	Boat	Fireworks	Gap
APIO 2017	Land of the Rainbow Gold	Travelling Merchant	Koala Game
APIO 2018	New Home	Circle Selection	Duathlon
APIO 2019	Strange Device	Bridges	Street Lamps
APIO 2020	Painting Walls	Swapping Cities	Fun Tour
APIO 2021	Hexagonal Territory	Rainforest Jumps	Road Closures
APIO 2022	Mars	Game	Permutation
APIO 2023	Cyberland	Sequence	Alice, Bob, and Circuit
APIO 2024	September	Train	Magic Show

CEOI

0/10600 points (0.00%)

CEOI 2006	Antenna	Queue	Walk	Connect	Link	Meandian
CEOI 2008	Dominance	Knights	Information	Snake	Order	Fence
CEOI 2009	Boxes	Harbingers	Photo	Logs	Sorting	Tri
CEOI 2010	Alliances	Arithmetic Rectangle	Bodyguards	MP3 Player	PIN	A Huge Tower
CEOI 2011	Balloons	Matching	Treasure Hunt	Hotel	Teams	Traffic
CEOI 2012	Job Scheduling	Printed Circuit Board	Sailing Race	Highway design
CEOI 2013	Treasure (different grader from official contest)	Tram	Splot	Board	Adriatic	Watering
CEOI 2014	Carnival	The Forest of Fangorn	Question (Grader is different from the original contest)	007	Cake	Wall
CEOI 2015	Potemkin cycle	Calvinball championship	Pipes	Ice Hockey World Championship	Nuclearia	Calvinball championship, again
CEOI 2016	ICC	Kangaroo	Trick	Match	Popeala	Router
CEOI 2017	One-Way Streets	Sure Bet	Mousetrap	Building Bridges	Palindromic Partitions	Chase
CEOI 2018	Cloud Computing	Global Warming	Lottery	Fibonacci Representations	Toys	Triangles
CEOI 2019	Building Skyscrapers	Dynamic Diameter	Cubeword	Amusement Park	Magic Tree	Scissors and Tape
CEOI 2020	Fancy Fence	Roads	Star Trek	The Potion of Great Power	Spring cleaning	Chess Rush
CEOI 2021	Diversity	L-triominoes	Newspapers	Stones	Tortoise	Wells
CEOI 2022	Abracadabra	Homework	Prize	Drawing	Measures	Parking
CEOI 2023	A Light Inconvenience	Bring Down the Grading Server	Brought Down the Grading Server?	Tricks of the Trade	The Ties That Guide Us	How to Avoid Disqualification in 75 Easy Steps
CEOI 2024	Naval battle	COVID tests	Text editor	Toy	Petrol stations	Sprinklers

BOI

0/13700 points (0.00%)

BOI 2001	Postman	Crack the Code	Box of Mirrors	Knights	Mars Maps	Teleports
BOI 2002	Speed Limits	Tennis Club	Triangles	Bicriterial Routing
BOI 2003	Barrel	Gems	Table	The Gangs	Lamps
BOI 2004	Ships	Scales	Sequence	Repeats	Rectangles	Car Park
BOI 2005	Camouflaged camp	LISP	Maze	Ancient Manuscript	Bus Trip	Polygon
BOI 2006	Bitwise	Coins	Countries	City	RLE	Jump
BOI 2007	Escape	Sorting	Sound	Building a Fence	Connected Points	Sequence
BOI 2008	Game	Gates	Magical Stones	Elections	Grid	Gloves
BOI 2009	Beetle	Candy Machine	Subway Signaling Error	Rectangle	Triangulation	Monument
BOI 2010	BEARs	Lego	Printed Circuit Board	Matching Bins	Candies	Mines
BOI 2011	Growing Trees	Icecream	Lamp	Vikings	Meetings	Plagiarism	Polygon	Tree Mirroring
BOI 2012	Brackets	Mobile	Peaks	Fireworks in RightAngleles	Melody	Tiny
BOI 2013	Ball Machine	Palindrome-Free Numbers	Pipes	Brunhilda	Tracks in the Snow	Vim
BOI 2014	Cop and Robber	Three Friends	Sequence	Demarcation	Portals	Senior Postmen
BOI 2015	Bowling	Editor	Network	File Paths	Hacker	Tug of War
BOI 2016	Bosses	Park	Spiral	Cities	Maze	Swap
BOI 2017	Political Development	Toll	Railway	Friends	Plus Minus	Cat in a tree
BOI 2018	Love Polygon	Martian DNA	Worm Worries	Alternating Current	Genetics	Paths
BOI 2019	Flash	Nautilus	Valley	Kitchen	Necklace	Olympiads
BOI 2020	Colors	Mixture	Joker	Graph	Village	Viruses
BOI 2021	A Difficult(y) Choice	Inside information	From Hacks to Snitches	The short shank; Redemption	The Collection Game	The Xana coup
BOI 2022	Art Collections	Event Hopping	Uplifting Excursion	Flight to the Ford	Stranded Far From Home	Boarding Passes
BOI 2024	Jobs	Portal	Trains	Fire	Tiles	Flooding Wall

JOISC

0/14400 points (0.00%)

JOISC 2012	Broadcasting	Constellation	Rotate
JOISC 2013	Collecting	Construction	Mascots	Spy	Cake	Koala	Mountain
JOISC 2014	Bus	Growing	Historical	Ramen	Bottle	Friends	Stamps	JOIOJI	Scarecrows	Voltage	Constellation 2	Kanji	Straps
JOISC 2015	Copypaste 2	Enjoi	Growing 2	Ioioi Cards	Building 3	Keys	Road Development	Aaqqz	Cardgame 2	Navigation	Inheritance	Memory	Walls
JOISC 2016	Matryoshka	Memory 2	Solitaire	Employment	Sandwich	Toilets	Dungeon 2	Sushi	Telegraph	Skating	Snowy	Worst Reporter 2
JOISC 2017	Cultivation	Port Facility	Sparklers	Arranging Tickets	Broken Device	Railway Trip	Long Distance Coach	Long Mansion	Park	Abduction 2	City	Dragon 2
JOISC 2018	Construction of Highway	Fences	Tents	Asceticism	Road Service	Worst Reporter 3	Airline Route Map	Bitaro	Security Gate	Candies	Library	Wild Boar
JOISC 2019	Examination	Meetings	Naan	Two Antennas	Two Dishes	Two Transportations	Designated Cities	Lamps	Timeleap	Cake 3	Mergers	Minerals
JOISC 2020	Building 4	Hamburg Steak	Sweeping	Chameleon	Making Friends on Joitter is Fun	Ruins 3	Constellation 3	Harvest	Stray Cat	Capital City	Legendary Dango Maker	Treatment Project
JOISC 2021	Aerobatics	IOI Fever	Food Court	Escape Route	Road Construction	Shopping	Ancient Machine	Bodyguard	Meetings 2	Event Hopping 2	Navigation 2	Worst Reporter 4
JOISC 2022	Jail	Sightseeing in Kyoto	Misspelling	Copy and Paste 3	Flights	Team Contest	Broken Device 2	Sprinkler	Ants and Sugar	Super Dango Maker	Fish 2	Reconstruction Project
JOISC 2023	Two Currencies	Festivals in JOI Kingdom 2	Passport	Belt Conveyor	Council	Mizuyokan 2	Chorus	Cookies	Tourism	The Last Battle	Security Guard	Travel
JOISC 2024	Fish 3	Ski 2	Spy 3	Board Game	Tricolor Lights	Growing Vegetables is Fun 5	Card Collection	JOI tour	Tower	Escape Route 2	Island Hopping	Table Tennis

JOI Open

0/3700 points (0.00%)

JOI Open 2013	Vote-Value Disparity	Synchronization	Watching
JOI Open 2014	Factories	Fortune Telling 2	Space Pirate	Project of Migration	Pinball	Secret
JOI Open 2015	Colored Tiles	Election Campaign	Sterilizing Spray
JOI Open 2016	JOIRIS	Selling RNA Strands	Skyscraper
JOI Open 2017	Amusement Park	Bulldozer	Golf
JOI Open 2018	Bubble Sort 2	Cats or Dogs	Collapse	Xylophone
JOI Open 2019	Triple Jump	Remittance	Virus Experiment
JOI Open 2020	Furniture	Monochrome Points	Power Plant
JOI Open 2021	Crossing	Financial Report	Monster Game
JOI Open 2022	Seesaw	Giraffes	School Road
JOI Open 2023	Ancient Machine 2	Cell Automaton	Garden

JOI Final

0/4000 points (0.00%)

JOI Final 2017	Foehn Phenomena	Semiexpress	The Kingdom of JOIOI	Soccer	Rope
JOI Final 2018	Stove	Art Exhibition	Dango Maker	Commuter Pass	Snake Escaping
JOI Final 2019	Bitaro the Brave	Exhibition	Growing Vegetable is Fun 3	Coin Collecting	Unique Cities
JOI Final 2020	Just Long Neckties	JJOOII 2	Collecting Stamps 3	Olympic Bus	Fire
JOI Final 2021	Growing Vegetables is Fun 4	Snowball	Group Photo	Robot	Dungeon 3
JOI Final 2022	Intercastellar	Self Study	Let's Win the Election	Railway Trip 2	Sandcastle 2
JOI Final 2023	Stone Arranging 2	Advertisement 2	Maze	Cat Exercise	Modern Machine
JOI Final 2024	Room Temperature	Construction Project 2	Marathon Race 2	Gift Exchange	Road Service 2

CNOI

0/16200 points (0.00%)

CNOI 1997	Competition Ranking	Optimal Routing	File Matching	Perfect Tour	Building Game	Satellite Coverage
CNOI 1998	Personal Income Tax	Free Pizza	Software Installation Disk	Scarf Cutting	SERNET Simulation	Parallel Computing
CNOI 1999	01 Sequence	Nails and Ball	Birthday Cake	Chessboard Division	Optimally Connected Subset	Memory Allocation
CNOI 2000	Ceramic Necklace	Program Parser	Mystery of the Lost City	Trie	Frogs Crossing the River	Symbol Deciphering
CNOI 2001	Food Chain	Artillery Positioning	The Clever Typist	Applications of Arctangent	Equation Solutions	Secret of the Meteorite
CNOI 2002	Legend of the Galactic Heroes	Naughty Kid	The Greedy Kuzuryū	Island of Cavemen	New Tetris	Robot No. M
CNOI 2003	Stick Game	Text Editor		Data Generator		Wisdom Breaking Connection
CNOI 2004	The Depressed Cashier		Manhattan	Rainfall	Little H's Little Hut
CNOI 2005	The Magnificent Waltz	Maintaining a Sequence	Wisdom Beads Game	CongCong and KoKo	Little H's Party	Lemon Tree Under the Moon
CNOI 2006	Network Charges		Millennium Worm	Maximum Profit	The Clever Tour Guide	The Magical Bag
CNOI 2007	Social Network	Cash Exchange	Surrounding Battalions	Necklace Factory	Counting Spanning Trees	Thief Catching
CNOI 2008	Masquerade Party	Course Design	Hiring Employees	Olympic Logistics	Candy Rain	Tournament Matching
CNOI 2009	Transformed Sequence	Little G the Poet	Modified Treap	Plants vs. Zombies	Pipe Marbles	Tracing
CNOI 2010	Energy Harvesting	Super Piano	Altitude	Flight Control	Route Planning	Happily Growing
CNOI 2011	Rabbit Farming	Intelligent Car Racing	Ali's Typewriter	Road Construction	NOI Carnival	Bunny and Eggy's Game
CNOI 2012	Random Number Generator	Highway Cycling	Magic Chessboard	Lost in the Park	Food Festival	Triple Town
CNOI 2013	Inner Product	Tree Count	Little Q's Training	Matrix Game	Calligrapher	Fast Food Restaurant
CNOI 2014	Getting-Up Syndrome	Enchanted Forest	Deletion Game	Zoo	Random Number Generator	Ticket Purchase
CNOI 2015	Automated Program Analyzer	Software Package Manager	Sushi Dinner	Homeric Epics	Cocktail Party	Farm
CNOI 2016	Good Partitions	Grid	The Beauty of Cycles	Interval	Drinking Water	Computation
CNOI 2017	Integers	Queue	Pool		Vegetables	Magic
CNOI 2018
CNOI 2019	Route	Robot	Sequence	Jump	Landlords	Explore
CNOI 2020	Delicacy	Destiny	Tears	Dish	Surreal	Road
CNOI 2021	Light Heavy Edges	Intersecting Paths	Celebration	Quantum Communication	The Locked Box	Robot Game
CNOI 2022	Major	Stone	Count	Challenge NPC	Bubble Sort	Quadratic Integer Program
CNOI 2023	Square Coloring	Osmanthus Tree	Depth First Search	Trade	String	Merge the Books

CCO

0/17400 points (0.00%)

CCO 1996	Train Swapping	SafeBreaker	Quadtrees	Where's Waldorf?	All Roads Lead Where?	Hoppers
CCO 1997	Palindromes	Alien Invasion	Porous Stone	High Tide	Space Aliens	Aligning DNA
CCO 1998	Fibonacci Numbers	Message Deciphering	Bus Schedule	Scoring Curling	Text Segmentation	Derek's Dilemma
CCO 1999	You Can't Get There From Here	Common Words	Manelzuma's Revenge	Maple Roundup	Sum Of Products	Fast Food
CCO 2000	Subsets	Ransom Note	The Game Of 31	Packet Routing	Millikan's Oil Droplet Experiment	Extension Cords
CCO 2001	The Monkey Dance	Coke or Chocolate Milk	Partitions		Fast Food	Election Night
CCO 2002	Spam	Game Show Math	Return To Blind Man's Bluff	Duathlon	Connect The Campus	Pit Stop Strategy
CCO 2003	BFed	Concentration Cards	Cube	Constrained Permutations	Longest Substring	Cheap Gas
CCO 2004	Scribble	Hockey Scores	S and K	Return of Space Turtle	Jengaism	Orko
CCO 2005	Number Matrix	The Great Spamway Strike	That's News To Me	Primed Sequences	Segments	Windows
CCO 2006	CN Tower	R & J	Codec	CN Tower 2	Domino	Paint by Numbers
CCO 2007	Cows	Snowflakes	Bowling for Numbers++	Gerrymandering	Particle Catcher	Road Construction
CCO 2008	Moving Day	King & Weber	Mobile	Herding	Candy	Landing
CCO 2009	Invasion of the Boxes	Dinner	Beware the Geoducks	Bottle Caps	Parade	A Weighty Problem
CCO 2010	Barking Dogs!	Tree Pruning	Wowow	Computer Purchase Return	Space Miner	Shuffle
CCO 2011	Putnam	Vampire Tunnels	Spies Like Us	Reorganization	Fixing Disks	Biggest (Zero Carbon) Footprint
CCO 2012	Choose Your Own Arithmetic	The Hungary Games	Mhocskian Languages	Editor Distance	Sample Size	The Winds Of War
CCO 2013	All Your Base Belong to Palindromes	Tourney	LHC	A Romantic Movie Outing	Transforming Comets	Repetitivity
CCO 2014	Troyangles	King Gruff	Werewolf	Where's That Fuel?	Early Exam Evacuation	Gates
CCO 2015	Hungry Fox	Artskjid	Solar Flight	Cars on Ice	Timpanist	Eggscavation
CCO 2016	Field Trip	Splitting Hares	Legends	O Canada	Zombie Apocalypse	Pirates
CCO 2017	Vera and Trail Building	Cartesian Conquest	Vera and Modern Art	Rainfall Storage	Professional Network	Shifty Grid
CCO 2018	Geese vs. Hawks	Wrong Answer	Fun Palace	Gradient Descent	Boring Lectures	Flop Sorting
CCO 2019	Human Error	Sirtet	Winter Driving	Card Scoring	Marshmallow Molecules	Bad Codes
CCO 2020	A Game with Grundy	Exercise Deadlines	Mountains and Valleys	Travelling Salesperson	Interval Collection	Shopping Plans
CCO 2021	Swap Swap Sort	Weird Numeral System	Through Another Maze Darkly	Travelling Merchant	Bread First Search	Loop Town
CCO 2022	Alternating Heights	Rainy Markets	Double Attendance	Bi-ing Lottery Treekets	Phone Plans	Good Game
CCO 2023	Binaria	Real Mountains	Line Town	Flip it and Stick it	Travelling Trader	Triangle Collection
CCO 2024	Treasure Hunt	Pizza Party	Summer Driving	Infiltration	Heavy Light Decomposition	Telephone Plans

CCC Senior

0/14500 points (0.00%)

CCC 1996	Deficient, Perfect, and Abundant	Divisibility by 11	Pattern Generator	When in Rome	Maximum Distance
CCC 1997	Sentences	Nasty Numbers	Double Knockout Competition	Dynamic Dictionary Coding	Long Division
CCC 1998	Censor	Cross Number Puzzle	Mars Rover	Lottery	Mountain Passage
CCC 1999	Card Game	Year 2000	Divided Fractals	A Knightly Pursuit	Letter Arithmetic
CCC 2000	Slot Machines	Babbling Brooks	Surfing	Golf	Sheep and Coyotes
CCC 2001	Keeping Score	Spirals	Strategic Bombing	Cookies	Post's Correspondence Problem
CCC 2002	The Students' Council Breakfast	Fraction Action	Blindfold	Bridge Crossing	Follow the Bouncing Ball
CCC 2003	Snakes and Ladders	Poetry	Floor Plan	Substrings	Trucking Troubles
CCC 2004	Fix	TopYodeller	Spreadsheet	Space Turtle	Super Plumber
CCC 2005	Snow Calls	Mouse Move	Quantum Operations	Pyramid Message Scheme	Pinball Ranking
CCC 2006	Maternity	Attack of the CipherTexts	Tin Can Telephone	Groups	Origin of Life
CCC 2007	Federal Voting Age	Boxes	Friends	Waterpark	Bowling for Numbers
CCC 2008	It's Cold Here!	Pennies in the Ring	Maze	Twenty-four	Nukit
CCC 2009	Cool Numbers	Lights Going On and Off	Degrees Of Separation	Shop and Ship	Wireless
CCC 2010	Computer Purchase	Huffman Encoding	Firehose	Animal Farm	Nutrient Tree
CCC 2011	English or French?	Multiple Choice	Alice Through the Looking Glass	Blood Distribution	Switch
CCC 2012	Don't pass me the ball!	Aromatic Numbers	Absolutely Acidic	A Coin Game	Mouse Journey
CCC 2013	From 1987 to 2013	Bridge Transport	Chances of Winning	Who is Taller?	Factor Solitaire
CCC 2014	Party Invitation	Assigning Partners	The Geneva Confection	Tinted Glass Window	Lazy Fox
CCC 2015	Zero That Out	Jerseys	Gates	Convex Hull	Greedy For Pies
CCC 2016	Ragaman	Tandem Bicycle	Phonomenal Reviews	Combining Riceballs	Circle of Life
CCC 2017	Sum Game	High Tide, Low Tide	Nailed It!	Minimum Cost Flow	RMT
CCC 2018	Voronoi Villages	Sunflowers	RoboThieves	Balanced Trees	Maximum Strategic Savings
CCC 2019	Flipper	Pretty Average Primes	Arithmetic Square	Tourism	Triangle: The Data Structure
CCC 2020	Surmising a Sprinter's Speed	Escape Room	Searching for Strings	Swapping Seats	Josh's Double Bacon Deluxe
CCC 2021	Crazy Fencing	Modern Art	Lunch Concert	Daily Commute	Math Homework
CCC 2022	Good Fours and Good Fives	Good Groups	Good Samples	Good Triplets	Good Influencers
CCC 2023	Trianglane	Symmetric Mountains	Palindromic Poster	Minimum Cost Roads	The Filter
CCC 2024	Hat Circle	Heavy-Light Composition	Swipe	Painting Roads	Chocolate Bar Partition