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Classic Puzzle - Hard
To start
The Labyrinth
XP
+250 XP
Completed by 3,348 CodinGamers
0
done
Skynet Revolution - Episode 2
XP
+250 XP
Completed by 3,430 CodinGamers
0
done
The Bridge
XP
+375 XP
Completed by 1,497 CodinGamers
0
done
Winamax Sponsored Contest
XP
+250 XP
Completed by 501 CodinGamers
0
done
Don't Panic - Episode 2
XP
+250 XP
Completed by 753 CodinGamers
0
done
Vox Codei - Episode 1
XP
+250 XP
Completed by 1,308 CodinGamers
0
done
Super Computer
XP
+250 XP
Completed by 2,576 CodinGamers
0
done
Roller Coaster
XP
+375 XP
Completed by 3,469 CodinGamers
0
done
Surface
XP
+250 XP
Completed by 2,730 CodinGamers
0
done
CGX Formatter
XP
+250 XP
Completed by 2,320 CodinGamers
0
done
There is no Spoon - Episode 2
XP
+250 XP
Completed by 793 CodinGamers
0
done
Power of Thor - Episode 2
XP
+250 XP
Completed by 792 CodinGamers
0
done
The Last Crusade - Episode 2
XP
+250 XP
Completed by 698 CodinGamers
0
done
TAN Network
XP
+250 XP
Completed by 1,364 CodinGamers
0
done
Genome Sequencing
XP
+250 XP
Completed by 2,307 CodinGamers
0
done
Bender - Episode 2
XP
+250 XP
Completed by 1,852 CodinGamers
0
done
Bender - Episode 3
XP
+250 XP
Completed by 1,298 CodinGamers
0
done
Deep Learning - TensorFlow
XP
+50 XP
Completed by 2,187 CodinGamers
0
done
The Burglar's Dilemna
by Keelhaul
The Burglar's Dilemna
XP
+50 XP
Completed by 51 CodinGamers
0
done
Horse-hyperracing Hyperduals
by JBM
Horse-hyperracing Hyperduals
XP
+50 XP
Completed by 55 CodinGamers
0
done
Einstein's riddle solver
by OroshiX
Einstein's riddle solver
XP
+50 XP
Completed by 48 CodinGamers
0
done
Paper-folding curve
by java_coffee_cup
Paper-folding curve
XP
+50 XP
Completed by 97 CodinGamers
0
done
Misère Nim
by magaiti
Misère Nim
XP
+50 XP
Completed by 45 CodinGamers
0
done
Cheat Solving
by JBM
Cheat Solving
XP
+50 XP
Completed by 43 CodinGamers
0
done
Fractal Carpet
by Sethius
Fractal Carpet
XP
+50 XP
Completed by 254 CodinGamers
0
done
Gravity Centrifuge
by JBM
Gravity Centrifuge
XP
+50 XP
Completed by 38 CodinGamers
0
done
Zergling rush
by ValNykol
Zergling rush
XP
+50 XP
Completed by 390 CodinGamers
0
done
Magic count of numbers
by InstouT94
Magic count of numbers
XP
+50 XP
Completed by 86 CodinGamers
0
done
Turing machine
by ValNykol
Turing machine
XP
+50 XP
Completed by 442 CodinGamers
0
done
Chess cavalry
by Arglanir
Chess cavalry
XP
+50 XP
Completed by 482 CodinGamers
0
done
Laser and mirrors
by Arglanir
Laser and mirrors
XP
+50 XP
Completed by 230 CodinGamers
0
done
Quarternion Multiplication
by TheNinja
Quarternion Multiplication
XP
+50 XP
Completed by 292 CodinGamers
0
done
Hill Notation and Hill Order
by btharper
Hill Notation and Hill Order
XP
+50 XP
Completed by 182 CodinGamers
0
done
Apple tree
by input.txt
Apple tree
XP
+50 XP
Completed by 393 CodinGamers
0
done
Max Rect
by java_coffee_cup
Max Rect
XP
+50 XP
Completed by 51 CodinGamers
0
done
The hungry duck - part 2
by schubc
The hungry duck - part 2
XP
+50 XP
Completed by 531 CodinGamers
0
done
Near-Palindromes
by JBM
Near-Palindromes
XP
+50 XP
Completed by 127 CodinGamers
0
done
Balanced ternary computer: encode
by BorisZ
Balanced ternary computer: encode
XP
+50 XP
Completed by 606 CodinGamers
0
done
Castle Siege
by TheNinja
Castle Siege
XP
+50 XP
Completed by 155 CodinGamers
0
done
Erdős Number
by Delgan
Erdős Number
XP
+50 XP
Completed by 113 CodinGamers
0
done
X egg problem
by Romario
X egg problem
XP
+50 XP
Completed by 55 CodinGamers
0
done
Vortex
by MadKnight
Vortex
XP
+50 XP
Completed by 305 CodinGamers
0
done
Boggle
by Bob
Boggle
XP
+50 XP
Completed by 365 CodinGamers
0
done
Execution Circle
by Skreamly
Execution Circle
XP
+50 XP
Completed by 137 CodinGamers
0
done
Gravity Tumbler
by JBM
Gravity Tumbler
XP
+50 XP
Completed by 392 CodinGamers
0
done
Spreadsheet Labels
by Porthos3
Spreadsheet Labels
XP
+50 XP
Completed by 493 CodinGamers
0
done
To Sky's Edge
by Keelhaul
To Sky's Edge
XP
+50 XP
Completed by 261 CodinGamers
0
done
Parsing context-free grammar
by aCat
Parsing context-free grammar
XP
+50 XP
Completed by 32 CodinGamers
0
done
Electrical grid
by yoha
Electrical grid
XP
+50 XP
Completed by 102 CodinGamers
0
done
Kolakoski Sequence
by Orabig
Kolakoski Sequence
XP
+50 XP
Completed by 594 CodinGamers
0
done
Mini sudoku solver
by nicola
Mini sudoku solver
XP
+50 XP
Completed by 420 CodinGamers
0
done
Dominoes solver
by VilBoub
Dominoes solver
XP
+50 XP
Completed by 30 CodinGamers
0
done
Cryptarithm
by Bob
Cryptarithm
XP
+50 XP
Completed by 138 CodinGamers
0
done
Connect four
by Bob
Connect four
XP
+50 XP
Completed by 226 CodinGamers
0
done
The hungry duck - part 1
by schubc
The hungry duck - part 1
XP
+50 XP
Completed by 734 CodinGamers
0
done
Hit the road
by mouton5000
Hit the road
XP
+50 XP
Completed by 122 CodinGamers
0
done
Universe Conquest
by Enygma
Universe Conquest
XP
+50 XP
Completed by 64 CodinGamers
0
done
Binary Permutations
by TheNinja
Binary Permutations
XP
+50 XP
Completed by 108 CodinGamers
0
done
The Holy Grail
by Blem
The Holy Grail
XP
+50 XP
Completed by 374 CodinGamers
0
done
Mystery sums
by Neonox
Mystery sums
XP
+50 XP
Completed by 412 CodinGamers
0
done
Chess moves on FEN position
by scrauler
Chess moves on FEN position
XP
+50 XP
Completed by 205 CodinGamers
0
done
Elevator
by dimp
Elevator
XP
+50 XP
Completed by 951 CodinGamers
0
done
Factorial vs Exponential
by ValNykol
Factorial vs Exponential
XP
+50 XP
Completed by 152 CodinGamers
0
done
Order of Oopserations!
by Stashio
Order of Oopserations!
XP
+50 XP
Completed by 120 CodinGamers
0
done
Levenshtein distance
by Steuh
Levenshtein distance
XP
+50 XP
Completed by 349 CodinGamers
0
done
Hanoi tower
by Bob
Hanoi tower
XP
+50 XP
Completed by 298 CodinGamers
0
done
Pascal Trapezoid
by player_one
Pascal Trapezoid
XP
+50 XP
Completed by 58 CodinGamers
0
done
Hangman
by [CPC]glau
Hangman
XP
+50 XP
Completed by 537 CodinGamers
0
done
KGood
by DJ_NikJ
KGood
XP
+50 XP
Completed by 467 CodinGamers
0
done
Simple CPU Emulation 1
by SunMan
Simple CPU Emulation 1
XP
+50 XP
Completed by 365 CodinGamers
0
done
Simple safecracking
by Shomz
Simple safecracking
XP
+50 XP
Completed by 1,274 CodinGamers
0
done
Google Interview - The Two Egg Problem
by OlogN
Google Interview - The Two Egg Problem
XP
+50 XP
Completed by 1,490 CodinGamers
0
done
Tetris
by Bob
Tetris
XP
+50 XP
Completed by 102 CodinGamers
0
done
The Beautiful sequence
by dogther
The Beautiful sequence
XP
+50 XP
Completed by 135 CodinGamers
0
done
Alternative vote
by [CG]Maxime
Alternative vote
XP
+50 XP
Completed by 248 CodinGamers
0
done
Code your own Automaton2000, step 1
by Magus
Code your own Automaton2000, step 1
XP
+50 XP
Completed by 71 CodinGamers
0
done
n Queens
by VilBoub
n Queens
XP
+50 XP
Completed by 351 CodinGamers
0
done
Inertia ride
by Keelhaul
Inertia ride
XP
+50 XP
Completed by 300 CodinGamers
0
done
Candies
by Elliot
Candies
XP
+50 XP
Completed by 458 CodinGamers
0
done
Anagrams
by player_one
Anagrams
XP
+50 XP
Completed by 733 CodinGamers
0
done
TXT2HTML
by Merome
TXT2HTML
XP
+50 XP
Completed by 254 CodinGamers
0
done
The max surface box
by VinceKanabo
The max surface box
XP
+50 XP
Completed by 416 CodinGamers
0
done
Simplify Selection Ranges
by xmetrix
Simplify Selection Ranges
XP
+50 XP
Completed by 1,673 CodinGamers
0
done
Porcupine Fever
by Unihedron
Porcupine Fever
XP
+50 XP
Completed by 723 CodinGamers
0
done
Highest truncated pyramid
by TwelveOThirteen
Highest truncated pyramid
XP
+50 XP
Completed by 610 CodinGamers
0
done
Drawing Polygons
by PauloVilela
Drawing Polygons
XP
+50 XP
Completed by 308 CodinGamers
0
done
Monday Tuesday Happy Days
by Bob
Monday Tuesday Happy Days
XP
+50 XP
Completed by 606 CodinGamers
0
done
Disks intersection
by Amendil
Disks intersection
XP
+50 XP
Completed by 216 CodinGamers
0
done
The Highest Building
by Konrad_Wer
The Highest Building
XP
+50 XP
Completed by 239 CodinGamers
0
done
Rocket mice
by player_one
Rocket mice
XP
+50 XP
Completed by 28 CodinGamers
0
done
Format string validation
by Unihedron
Format string validation
XP
+50 XP
Completed by 127 CodinGamers
0
done
Timer for Clash of Code
by Lupilum
Timer for Clash of Code
XP
+50 XP
Completed by 496 CodinGamers
0
done
The greatest number
by Magus
The greatest number
XP
+50 XP
Completed by 2,841 CodinGamers
0
done
7-segment display
by scrauler
7-segment display
XP
+50 XP
Completed by 666 CodinGamers
0
done
Egyptian multiplication
by MoonCoder
Egyptian multiplication
XP
+50 XP
Completed by 546 CodinGamers
0
done
Musical Intervals
by JBM
Musical Intervals
XP
+50 XP
Completed by 31 CodinGamers
0
done
How time flies
by Doomer3D
How time flies
XP
+50 XP
Completed by 280 CodinGamers
0
done
Wall Street
by MasterJos
Wall Street
XP
+50 XP
Completed by 58 CodinGamers
0
done
Reverse Polish Notation
by nicola
Reverse Polish Notation
XP
+50 XP
Completed by 273 CodinGamers
0
done
Test before Validate!
by bloublou
Test before Validate!
XP
+50 XP
Completed by 139 CodinGamers
0
done
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