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Puzzle of the Week
Sliding puzzle
by raphi
Sliding puzzle
XP
+50 XP
Completed by 107 CodinGamers
0
done
To start
Bruce Lee
by mploux
Bruce Lee
XP
+50 XP
Completed by 350 CodinGamers
0
done
Monday Tuesday Happy Days
by Bob
Monday Tuesday Happy Days
XP
+50 XP
Completed by 377 CodinGamers
0
done
The Fastest
by [CG]jupoulton
The Fastest
XP
+50 XP
Completed by 3,332 CodinGamers
0
done
Sandpile addition
by TwelveOThirteen
Sandpile addition
XP
+50 XP
Completed by 709 CodinGamers
0
done
The greatest number
by Magus
The greatest number
XP
+50 XP
Completed by 1,925 CodinGamers
0
done
Highest truncated pyramid
by TwelveOThirteen
Highest truncated pyramid
XP
+50 XP
Completed by 413 CodinGamers
0
done
May the Triforce be with you!
by Ninsuo
May the Triforce be with you!
XP
+50 XP
Completed by 2,017 CodinGamers
0
done
Magic stones
by i-d-k
Magic stones
XP
+50 XP
Completed by 790 CodinGamers
0
done
Google Interview - The Two Egg Problem
by [CG]OlogN
Google Interview - The Two Egg Problem
XP
+50 XP
Completed by 1,094 CodinGamers
0
done
Gravity
by [CG]Maxime
Gravity
XP
+50 XP
Completed by 1,918 CodinGamers
0
done
Cards castle
by Shoko84
Cards castle
XP
+50 XP
Completed by 733 CodinGamers
0
done
Longest Palindrome
by Coni
Longest Palindrome
XP
+50 XP
Completed by 99 CodinGamers
0
done
Folding Paper
by VilBoub
Folding Paper
XP
+50 XP
Completed by 779 CodinGamers
0
done
Minimal number of swaps
by Delgan
Minimal number of swaps
XP
+50 XP
Completed by 1,751 CodinGamers
0
done
The hungry duck - part 1
by schubc
The hungry duck - part 1
XP
+50 XP
Completed by 201 CodinGamers
0
done
Turing machine
by ValNykol
Turing machine
XP
+50 XP
Completed by 319 CodinGamers
0
done
Brackets, extreme edition.
by Plopx
Brackets, extreme edition.
XP
+50 XP
Completed by 1,631 CodinGamers
0
done
Sum of divisors
by nicola
Sum of divisors
XP
+50 XP
Completed by 1,231 CodinGamers
0
done
Simplify Selection Ranges
by xmetrix
Simplify Selection Ranges
XP
+50 XP
Completed by 1,396 CodinGamers
0
done
Number of letters in a number - Binary
by btharper
Number of letters in a number - Binary
XP
+50 XP
Completed by 647 CodinGamers
0
done
Simple safecracking
by Shomz
Simple safecracking
XP
+50 XP
Completed by 1,007 CodinGamers
0
done
n Queens
by VilBoub
n Queens
XP
+50 XP
Completed by 262 CodinGamers
0
done
The hungry duck - part 2
by schubc
The hungry duck - part 2
XP
+50 XP
Completed by 157 CodinGamers
0
done
Micro Assembly
by Blubbor
Micro Assembly
XP
+50 XP
Completed by 575 CodinGamers
0
done
Elevator
by dimp
Elevator
XP
+50 XP
Completed by 780 CodinGamers
0
done
Kolakoski Sequence
by Orabig
Kolakoski Sequence
XP
+50 XP
Completed by 474 CodinGamers
0
done
Simple fraction to mixed number
by MMMAAANNN
Simple fraction to mixed number
XP
+50 XP
Completed by 764 CodinGamers
0
done
Text alignment
by Bob
Text alignment
XP
+50 XP
Completed by 975 CodinGamers
0
done
Timer for Clash of Code
by Lupilum
Timer for Clash of Code
XP
+50 XP
Completed by 398 CodinGamers
0
done
These Romans are crazy!
by VilBoub
These Romans are crazy!
XP
+50 XP
Completed by 994 CodinGamers
0
done
Rubik®
by [CG]jupoulton
Rubik®
XP
+50 XP
Completed by 989 CodinGamers
0
done
Hanoi tower
by Bob
Hanoi tower
XP
+50 XP
Completed by 238 CodinGamers
0
done
The two piles difference
by Steuh
The two piles difference
XP
+50 XP
Completed by 89 CodinGamers
0
done
Skylines
by Heino
Skylines
XP
+50 XP
Completed by 143 CodinGamers
0
done
Balanced ternary computer: encode
by BorisZ
Balanced ternary computer: encode
XP
+50 XP
Completed by 519 CodinGamers
0
done
Ancestors & Descendants
by EagleDawn
Ancestors & Descendants
XP
+50 XP
Completed by 719 CodinGamers
0
done
ASCII ART : Glass Stacking
by loveCoding
ASCII ART : Glass Stacking
XP
+50 XP
Completed by 805 CodinGamers
0
done
Game of life
by rnd495
Game of life
XP
+50 XP
Completed by 906 CodinGamers
0
done
The max surface box
by VinceKanabo
The max surface box
XP
+50 XP
Completed by 325 CodinGamers
0
done
Hidden word
by nicola
Hidden word
XP
+50 XP
Completed by 83 CodinGamers
0
done
Anagrams
by player_one
Anagrams
XP
+50 XP
Completed by 610 CodinGamers
0
done
Army ants
by DJ_NikJ
Army ants
XP
+50 XP
Completed by 459 CodinGamers
0
done
Egyptian multiplication
by MoonCoder
Egyptian multiplication
XP
+50 XP
Completed by 460 CodinGamers
0
done
The Urinal Problem
by Har
The Urinal Problem
XP
+50 XP
Completed by 518 CodinGamers
0
done
Snake encoding
by Driikolu
Snake encoding
XP
+50 XP
Completed by 572 CodinGamers
0
done
Zergling rush
by ValNykol
Zergling rush
XP
+50 XP
Completed by 303 CodinGamers
0
done
Levenshtein distance
by Steuh
Levenshtein distance
XP
+50 XP
Completed by 96 CodinGamers
0
done
7-segment display
by scrauler
7-segment display
XP
+50 XP
Completed by 552 CodinGamers
0
done
Divide the factorial
by Paradox
Divide the factorial
XP
+50 XP
Completed by 360 CodinGamers
0
done
Inertia ride
by Keelhaul
Inertia ride
XP
+50 XP
Completed by 260 CodinGamers
0
done
To Sky's Edge
by Keelhaul
To Sky's Edge
XP
+50 XP
Completed by 211 CodinGamers
0
done
Jack Silver: The Casino Part1
by informatics
Jack Silver: The Casino Part1
XP
+50 XP
Completed by 388 CodinGamers
0
done
The experience for creating puzzles
by BlitzProg
The experience for creating puzzles
XP
+50 XP
Completed by 383 CodinGamers
0
done
Brackets, Enhanced Edition
by JBM
Brackets, Enhanced Edition
XP
+50 XP
Completed by 255 CodinGamers
0
done
Bust speeding vehicles
by Solid
Bust speeding vehicles
XP
+50 XP
Completed by 492 CodinGamers
0
done
Chess cavalry
by Arglanir
Chess cavalry
XP
+50 XP
Completed by 408 CodinGamers
0
done
Recurring Decimals
by TheNinja
Recurring Decimals
XP
+50 XP
Completed by 447 CodinGamers
0
done
Ascii Graph
by Merome
Ascii Graph
XP
+50 XP
Completed by 455 CodinGamers
0
done
CGFunge interpreter
by player_one
CGFunge interpreter
XP
+50 XP
Completed by 342 CodinGamers
0
done
Vote counting
by Amendil
Vote counting
XP
+50 XP
Completed by 391 CodinGamers
0
done
Langton's ant
by Delgan
Langton's ant
XP
+50 XP
Completed by 228 CodinGamers
0
done
Laser and mirrors
by Arglanir
Laser and mirrors
XP
+50 XP
Completed by 174 CodinGamers
0
done
Next car license plate ?
by VilBoub
Next car license plate ?
XP
+50 XP
Completed by 171 CodinGamers
0
done
DDCG Mapper
by Amendil
DDCG Mapper
XP
+50 XP
Completed by 367 CodinGamers
0
done
Queneau Numbers
by [CG]VonRickroll
Queneau Numbers
XP
+50 XP
Completed by 250 CodinGamers
0
done
Code your own Automaton2000, step 1
by Magus
Code your own Automaton2000, step 1
XP
+50 XP
Completed by 37 CodinGamers
0
done
How time flies
by Doomer3D
How time flies
XP
+50 XP
Completed by 213 CodinGamers
0
done
Elementary cellular automaton
by LauMJ
Elementary cellular automaton
XP
+50 XP
Completed by 241 CodinGamers
0
done
Rugby score
by Bob
Rugby score
XP
+50 XP
Completed by 218 CodinGamers
0
done
Mini sudoku solver
by nicola
Mini sudoku solver
XP
+50 XP
Completed by 330 CodinGamers
0
done
Fractal Carpet
by Sethius
Fractal Carpet
XP
+50 XP
Completed by 221 CodinGamers
0
done
The Highest Building
by Konrad_Wer
The Highest Building
XP
+50 XP
Completed by 184 CodinGamers
0
done
Hit the road
by mouton5000
Hit the road
XP
+50 XP
Completed by 103 CodinGamers
0
done
XML MDF-2016
by NikoNikoSuru
XML MDF-2016
XP
+50 XP
Completed by 251 CodinGamers
0
done
Hangman
by [CPC]glau
Hangman
XP
+50 XP
Completed by 151 CodinGamers
0
done
Binary neural network - Part 1
by player_one
Binary neural network - Part 1
XP
+50 XP
Completed by 52 CodinGamers
0
done
The barnyard
by nicola
The barnyard
XP
+50 XP
Completed by 243 CodinGamers
0
done
Chess moves on FEN position
by scrauler
Chess moves on FEN position
XP
+50 XP
Completed by 182 CodinGamers
0
done
Execution Circle
by Skreamly
Execution Circle
XP
+50 XP
Completed by 101 CodinGamers
0
done
Hill Notation and Hill Order
by btharper
Hill Notation and Hill Order
XP
+50 XP
Completed by 155 CodinGamers
0
done
CGS minifier
by Amendil
CGS minifier
XP
+50 XP
Completed by 253 CodinGamers
0
done
Carmichael numbers
by nicola
Carmichael numbers
XP
+50 XP
Completed by 157 CodinGamers
0
done
Gravity Tumbler
by JBM
Gravity Tumbler
XP
+50 XP
Completed by 115 CodinGamers
0
done
Maze
by Bob
Maze
XP
+50 XP
Completed by 235 CodinGamers
0
done
KGood
by DJ_NikJ
KGood
XP
+50 XP
Completed by 153 CodinGamers
0
done
Spreadsheet Labels
by Porthos3
Spreadsheet Labels
XP
+50 XP
Completed by 223 CodinGamers
0
done
Candies
by Elliot
Candies
XP
+50 XP
Completed by 219 CodinGamers
0
done
Texas Holdem
by AdamHill
Texas Holdem
XP
+50 XP
Completed by 128 CodinGamers
0
done
Horse-racing Hyperduals
by JBM
Horse-racing Hyperduals
XP
+50 XP
Completed by 103 CodinGamers
0
done
Self-driving car testing
by Merome
Self-driving car testing
XP
+50 XP
Completed by 101 CodinGamers
0
done
Advanced Tree
by Shoko84
Advanced Tree
XP
+50 XP
Completed by 105 CodinGamers
0
done
Binary neural network - Part 2
by player_one
Binary neural network - Part 2
XP
+50 XP
Completed by 38 CodinGamers
0
done
TXT2HTML
by Merome
TXT2HTML
XP
+50 XP
Completed by 209 CodinGamers
0
done
Drawing Polygons
by PauloVilela
Drawing Polygons
XP
+50 XP
Completed by 125 CodinGamers
0
done
Quarternion Multiplication
by TheNinja
Quarternion Multiplication
XP
+50 XP
Completed by 145 CodinGamers
0
done
Reverse Polish Notation
by nicola
Reverse Polish Notation
XP
+50 XP
Completed by 202 CodinGamers
0
done
Bulk Email Generator
by JBM
Bulk Email Generator
XP
+50 XP
Completed by 94 CodinGamers
0
done
Disks intersection
by Amendil
Disks intersection
XP
+50 XP
Completed by 179 CodinGamers
0
done
Alternative vote
by [CG]Maxime
Alternative vote
XP
+50 XP
Completed by 192 CodinGamers
0
done
Factorial vs Exponential
by ValNykol
Factorial vs Exponential
XP
+50 XP
Completed by 88 CodinGamers
0
done
Connect four
by Bob
Connect four
XP
+50 XP
Completed by 179 CodinGamers
0
done
The Beautiful sequence
by dogther
The Beautiful sequence
XP
+50 XP
Completed by 105 CodinGamers
0
done
Mystery sums
by Neonox
Mystery sums
XP
+50 XP
Completed by 175 CodinGamers
0
done
Nature of quadrilaterals
by nicola
Nature of quadrilaterals
XP
+50 XP
Completed by 101 CodinGamers
0
done
Near-Palindromes
by JBM
Near-Palindromes
XP
+50 XP
Completed by 99 CodinGamers
0
done
Vortex
by MadKnight
Vortex
XP
+50 XP
Completed by 118 CodinGamers
0
done
Cubax Folding
by masterglob
Cubax Folding
XP
+50 XP
Completed by 17 CodinGamers
0
done
Cheat Solving
by JBM
Cheat Solving
XP
+50 XP
Completed by 26 CodinGamers
0
done
The Holy Grail
by Blem
The Holy Grail
XP
+50 XP
Completed by 152 CodinGamers
0
done
Heart of the City
by SamSi
Heart of the City
XP
+50 XP
Completed by 116 CodinGamers
0
done
2.5D maze
by nicola
2.5D maze
XP
+50 XP
Completed by 149 CodinGamers
0
done
Reversed Look-and-say
by elthaniel
Reversed Look-and-say
XP
+50 XP
Completed by 89 CodinGamers
0
done
OneWay City
by anst
OneWay City
XP
+50 XP
Completed by 93 CodinGamers
0
done
Dominoes Path
by SharkyRS
Dominoes Path
XP
+50 XP
Completed by 150 CodinGamers
0
done
The Ultimate Test
by SamSi
The Ultimate Test
XP
+50 XP
Completed by 144 CodinGamers
0
done
Boggle
by Bob
Boggle
XP
+50 XP
Completed by 121 CodinGamers
0
done
Unflood The World
by T-1024
Unflood The World
XP
+50 XP
Completed by 72 CodinGamers
0
done
Castle Siege
by TheNinja
Castle Siege
XP
+50 XP
Completed by 116 CodinGamers
0
done
Xorandor
by Blackfich
Xorandor
XP
+50 XP
Completed by 40 CodinGamers
0
done
Wall Street
by MasterJos
Wall Street
XP
+50 XP
Completed by 37 CodinGamers
0
done
Cryptarithm
by Bob
Cryptarithm
XP
+50 XP
Completed by 110 CodinGamers
0
done
Test before Validate!
by bloublou
Test before Validate!
XP
+50 XP
Completed by 108 CodinGamers
0
done
Minesweeper
by VilBoub
Minesweeper
XP
+50 XP
Completed by 87 CodinGamers
0
done
Divine!
by Bob
Divine!
XP
+50 XP
Completed by 90 CodinGamers
0
done
Staircases
by sampriti
Staircases
XP
+50 XP
Completed by 91 CodinGamers
0
done
Erdős Number
by Delgan
Erdős Number
XP
+50 XP
Completed by 84 CodinGamers
0
done
The Lucky Number
by dogther
The Lucky Number
XP
+50 XP
Completed by 76 CodinGamers
0
done
Bulls and Cows
by player_one
Bulls and Cows
XP
+50 XP
Completed by 81 CodinGamers
0
done
Tetris
by Bob
Tetris
XP
+50 XP
Completed by 82 CodinGamers
0
done
Binary Permutations
by TheNinja
Binary Permutations
XP
+50 XP
Completed by 81 CodinGamers
0
done
Electrical grid
by yoha
Electrical grid
XP
+50 XP
Completed by 79 CodinGamers
0
done
2×2×2 Rubik’s cube movements
by nicola
2×2×2 Rubik’s cube movements
XP
+50 XP
Completed by 41 CodinGamers
0
done
Othello
by nicola
Othello
XP
+50 XP
Completed by 76 CodinGamers
0
done
Horse-hyperracing Hyperduals
by JBM
Horse-hyperracing Hyperduals
XP
+50 XP
Completed by 36 CodinGamers
0
done
Pascal Trapezoid
by player_one
Pascal Trapezoid
XP
+50 XP
Completed by 39 CodinGamers
0
done
The water jug riddle from Die Hard 3
by tyrcho
The water jug riddle from Die Hard 3
XP
+50 XP
Completed by 53 CodinGamers
0
done
The Crime Scene
by mainge2036
The Crime Scene
XP
+50 XP
Completed by 52 CodinGamers
0
done
The Burglar's Dilemna
by Keelhaul
The Burglar's Dilemna
XP
+50 XP
Completed by 36 CodinGamers
0
done
Prime Transformations
by TheNinja
Prime Transformations
XP
+50 XP
Completed by 45 CodinGamers
0
done
Rocket mice
by player_one
Rocket mice
XP
+50 XP
Completed by 17 CodinGamers
0
done
X egg problem
by Romario
X egg problem
XP
+50 XP
Completed by 25 CodinGamers
0
done
Chemical Equation Balancing
by btharper
Chemical Equation Balancing
XP
+50 XP
Completed by 32 CodinGamers
0
done
Misère Nim
by magaiti
Misère Nim
XP
+50 XP
Completed by 28 CodinGamers
0
done
Squares order
by VilBoub
Squares order
XP
+50 XP
Completed by 53 CodinGamers
0
done
Universe Conquest
by Enygma
Universe Conquest
XP
+50 XP
Completed by 49 CodinGamers
0
done
Fill the square!
by SatineChatounette
Fill the square!
XP
+50 XP
Completed by 48 CodinGamers
0
done
CodinDice
by BlitzProg
CodinDice
XP
+50 XP
Completed by 31 CodinGamers
0
done
Hourglass
by GabrielEm
Hourglass
XP
+50 XP
Completed by 22 CodinGamers
0
done
Flood the World
by Aries
Flood the World
XP
+50 XP
Completed by 37 CodinGamers
0
done
Einstein's riddle solver
by OroshiX
Einstein's riddle solver
XP
+50 XP
Completed by 30 CodinGamers
0
done
Spy the Spies
by player_one
Spy the Spies
XP
+50 XP
Completed by 27 CodinGamers
0
done
Haunted Manor
by [CG]jupoulton
Haunted Manor
XP
+50 XP
Completed by 30 CodinGamers
0
done
Ticket to Ride: Europe
by player_one
Ticket to Ride: Europe
XP
+50 XP
Completed by 6 CodinGamers
0
done
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