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Data Structures
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Associated training puzzles
MIME Type
XP
+50 XP
Completed by 86,295 CodinGamers
0
done
ASCII Art
XP
+50 XP
Completed by 128,812 CodinGamers
0
done
Temperatures
XP
+50 XP
Completed by 281,398 CodinGamers
0
done
Dwarfs standing on the shoulders of giants
XP
+100 XP
Completed by 13,984 CodinGamers
0
done
Telephone Numbers
XP
+100 XP
Completed by 17,995 CodinGamers
0
done
Stock Exchange Losses
XP
+100 XP
Completed by 31,510 CodinGamers
0
done
There is no Spoon - Episode 1
XP
+100 XP
Completed by 80,759 CodinGamers
0
done
Death First Search - Episode 1
Death First Search - Episode 1
XP
+150 XP
Completed by 49,627 CodinGamers
0
done
War
XP
+100 XP
Completed by 23,589 CodinGamers
0
done
Ghost in the Cell
Ultimate Tic-Tac-Toe
Code a la Mode
Crystal Rush
Spring Challenge 2021
Spring Challenge 2023 - Ants
ASCII Art - Code Golf
Completed by 3,003 CodinGamers
0
done
Temperatures
Completed by 23,135 CodinGamers
0
done
Dwarfs standing on the shoulders of giants - Code Golf
Completed by 1,711 CodinGamers
0
done
Telephone Numbers - Code Golf
Completed by 2,091 CodinGamers
0
done
TAN Network
XP
+250 XP
Completed by 2,627 CodinGamers
0
done
Death First Search - Episode 2
Death First Search - Episode 2
XP
+250 XP
Completed by 7,074 CodinGamers
0
done
Rock Paper Scissors Lizard Spock
by EvilDef
Rock Paper Scissors Lizard Spock
XP
+50 XP
Completed by 8,368 CodinGamers
0
done
Rectangle Partition
by java_coffee_cup
Rectangle Partition
XP
+50 XP
Completed by 6,752 CodinGamers
0
done
Prefix code
by chouch
Prefix code
XP
+50 XP
Completed by 4,494 CodinGamers
0
done
The Travelling Salesman Problem
by Hackerman007
The Travelling Salesman Problem
XP
+50 XP
Completed by 3,620 CodinGamers
0
done
Pirate's treasure
by T0nda
Pirate's treasure
XP
+50 XP
Completed by 3,389 CodinGamers
0
done
orDer oF succeSsion
by nicola
orDer oF succeSsion
XP
+50 XP
Completed by 3,157 CodinGamers
0
done
abcdefghijklmnopqrstuvwxyz
by renzyGo
abcdefghijklmnopqrstuvwxyz
XP
+50 XP
Completed by 2,206 CodinGamers
0
done
Six Degrees of Kevin Bacon
by StepBack13
Six Degrees of Kevin Bacon
XP
+50 XP
Completed by 2,143 CodinGamers
0
done
Simple Awalé
by seb
Simple Awalé
XP
+50 XP
Completed by 2,065 CodinGamers
0
done
Tree Paths
by gareve
Tree Paths
XP
+50 XP
Completed by 1,856 CodinGamers
0
done
Shoot Enemy Aircraft
by Remi.
Shoot Enemy Aircraft
XP
+50 XP
Completed by 1,856 CodinGamers
0
done
Merlin's Magic Square
by Lisa-Has-Ideas
Merlin's Magic Square
XP
+50 XP
Completed by 1,783 CodinGamers
0
done
Monday Tuesday Happy Days
by Bob
Monday Tuesday Happy Days
XP
+50 XP
Completed by 1,510 CodinGamers
0
done
Snail Run
by Eurostar02
Snail Run
XP
+50 XP
Completed by 1,379 CodinGamers
0
done
Binary image
by Edjy
Binary image
XP
+50 XP
Completed by 1,263 CodinGamers
0
done
Logically reasonable inequalities
by dhaunac
Logically reasonable inequalities
XP
+50 XP
Completed by 1,194 CodinGamers
0
done
Playing Card Odds
by DavidAugustoVilla
Playing Card Odds
XP
+50 XP
Completed by 1,063 CodinGamers
0
done
Unique Prefixes
by otpv
Unique Prefixes
XP
+50 XP
Completed by 1,023 CodinGamers
0
done
Count your coins
by superzero4
Count your coins
XP
+50 XP
Completed by 949 CodinGamers
0
done
Longest coast
by Ayza
Longest coast
XP
+50 XP
Completed by 944 CodinGamers
0
done
The broken editor
by Fanfouer
The broken editor
XP
+50 XP
Completed by 796 CodinGamers
0
done
Treasure hunt
by lhm
Treasure hunt
XP
+50 XP
Completed by 726 CodinGamers
0
done
Periodic table spelling
by Edjy
Periodic table spelling
XP
+50 XP
Completed by 699 CodinGamers
0
done
NATO-alphabet's odd uncles
by Lisa-Has-Ideas
NATO-alphabet's odd uncles
XP
+50 XP
Completed by 668 CodinGamers
0
done
Detective Geek
by AdemDj12
Detective Geek
XP
+50 XP
Completed by 653 CodinGamers
0
done
Personal Best
by dangerworm
Personal Best
XP
+50 XP
Completed by 650 CodinGamers
0
done
Cheap Choices
by Braxis27
Cheap Choices
XP
+50 XP
Completed by 604 CodinGamers
0
done
Max Area
by minhtan143
Max Area
XP
+50 XP
Completed by 593 CodinGamers
0
done
Markov Text Generation
by Wontonimo
Markov Text Generation
XP
+50 XP
Completed by 491 CodinGamers
0
done
FireControl
by Zxc
FireControl
XP
+50 XP
Completed by 386 CodinGamers
0
done
Catching Up
by ShawnLiang
Catching Up
XP
+50 XP
Completed by 381 CodinGamers
0
done
10 pin Bowling Scores
by TheCaptainCoder
10 pin Bowling Scores
XP
+50 XP
Completed by 368 CodinGamers
0
done
Artificial Emotional Intelligence
by Lisa-Has-Ideas
Artificial Emotional Intelligence
XP
+50 XP
Completed by 349 CodinGamers
0
done
Genetics and Computers
by Interstellar
Genetics and Computers
XP
+50 XP
Completed by 257 CodinGamers
0
done
The leaking bathtub
by Tatur2000
The leaking bathtub
XP
+50 XP
Completed by 253 CodinGamers
0
done
Histogram
by Ribak
Histogram
XP
+50 XP
Completed by 244 CodinGamers
0
done
Character replacement problem
by renzyGo
Character replacement problem
XP
+50 XP
Completed by 243 CodinGamers
0
done
Where am I going?
by SteveWhite
Where am I going?
XP
+50 XP
Completed by 239 CodinGamers
0
done
What 🌼 is 🌷 your 🌸 garden 💐 worth?
by Lisa-Has-Ideas
What 🌼 is 🌷 your 🌸 garden 💐 worth?
XP
+50 XP
Completed by 193 CodinGamers
0
done
Interstellar
by Interstellar
Interstellar
XP
+50 XP
Completed by 190 CodinGamers
0
done
The helpdesk
by jddingemanse
The helpdesk
XP
+50 XP
Completed by 137 CodinGamers
0
done
Compiler CG86 (Easy Version)
by abdelmathin
Compiler CG86 (Easy Version)
XP
+50 XP
Completed by 134 CodinGamers
0
done
TBR out of control !!!
by dexi77
TBR out of control !!!
XP
+50 XP
Completed by 122 CodinGamers
0
done
Production Pipeline
by thomas.schuerger
Production Pipeline
XP
+50 XP
Completed by 82 CodinGamers
0
done
Scaleable TicTacToe
by hhgit
Scaleable TicTacToe
XP
+50 XP
Completed by 68 CodinGamers
0
done
Custom Game of Life
by Edjy
Custom Game of Life
XP
+50 XP
Completed by 2,191 CodinGamers
0
done
Guessing n Cheating
by java_coffee_cup
Guessing n Cheating
XP
+50 XP
Completed by 1,358 CodinGamers
0
done
Elementary cellular automaton
by LauMJ
Elementary cellular automaton
XP
+50 XP
Completed by 1,164 CodinGamers
0
done
The Urinal Problem
by hgarrereyn
The Urinal Problem
XP
+50 XP
Completed by 1,098 CodinGamers
0
done
Paper labyrinth
by nicola
Paper labyrinth
XP
+50 XP
Completed by 845 CodinGamers
0
done
Target Firing
by UnicornP
Target Firing
XP
+50 XP
Completed by 843 CodinGamers
0
done
Queneau Numbers
by VonRickroll
Queneau Numbers
XP
+50 XP
Completed by 594 CodinGamers
0
done
Bingo!
by Yanahma
Bingo!
XP
+50 XP
Completed by 584 CodinGamers
0
done
Locked in gear
by stim
Locked in gear
XP
+50 XP
Completed by 561 CodinGamers
0
done
Entry code
by Eniidras
Entry code
XP
+50 XP
Completed by 519 CodinGamers
0
done
2.5D maze
by nicola
2.5D maze
XP
+50 XP
Completed by 388 CodinGamers
0
done
2×2×2 Rubik’s cube movements
by nicola
2×2×2 Rubik’s cube movements
XP
+50 XP
Completed by 295 CodinGamers
0
done
Train passenger
by Rouge_dragon
Train passenger
XP
+50 XP
Completed by 273 CodinGamers
0
done
Plight Of The Fellowship Of The Ring
by CyberLemonade
Plight Of The Fellowship Of The Ring
XP
+50 XP
Completed by 271 CodinGamers
0
done
Fun with Set theory
by Eldoir
Fun with Set theory
XP
+50 XP
Completed by 228 CodinGamers
0
done
Equalizing arrays
by aropan
Equalizing arrays
XP
+50 XP
Completed by 218 CodinGamers
0
done
Goldbach’s Conjecture
by WIlChrist
Goldbach’s Conjecture
XP
+50 XP
Completed by 213 CodinGamers
0
done
Simple Blur
by embermeetstimber
Simple Blur
XP
+50 XP
Completed by 211 CodinGamers
0
done
Battle Tower
by java_coffee_cup
Battle Tower
XP
+50 XP
Completed by 177 CodinGamers
0
done
Criminal
by mr.x
Criminal
XP
+50 XP
Completed by 170 CodinGamers
0
done
Inversion count
by Djoums
Inversion count
XP
+50 XP
Completed by 168 CodinGamers
0
done
How many roads lead to Rome?
by KingCrimson
How many roads lead to Rome?
XP
+50 XP
Completed by 163 CodinGamers
0
done
English length units conversion
by nicola
English length units conversion
XP
+50 XP
Completed by 162 CodinGamers
0
done
Propositions in Frege’s ideography
by nicola
Propositions in Frege’s ideography
XP
+50 XP
Completed by 154 CodinGamers
0
done
Boggle with Friends
by Lisa-Has-Ideas
Boggle with Friends
XP
+50 XP
Completed by 147 CodinGamers
0
done
Self Checkout Machine
by Rob-G
Self Checkout Machine
XP
+50 XP
Completed by 128 CodinGamers
0
done
Needle in a haystack
by java_coffee_cup
Needle in a haystack
XP
+50 XP
Completed by 117 CodinGamers
0
done
Firewall placement
by gulyas
Firewall placement
XP
+50 XP
Completed by 115 CodinGamers
0
done
Tennis score
by VilBoub
Tennis score
XP
+50 XP
Completed by 114 CodinGamers
0
done
Wine from Kalbodia - Episode 1
by UnicornP
Wine from Kalbodia - Episode 1
XP
+50 XP
Completed by 112 CodinGamers
0
done
Fractal Image Recognition
by Yegor_Biryukov
Fractal Image Recognition
XP
+50 XP
Completed by 104 CodinGamers
0
done
SPORE City Planner
by C2H5OH
SPORE City Planner
XP
+50 XP
Completed by 60 CodinGamers
0
done
The Stonemason
by nicola
The Stonemason
XP
+50 XP
Completed by 56 CodinGamers
0
done
Rummikub 1
by jddingemanse
Rummikub 1
XP
+50 XP
Completed by 53 CodinGamers
0
done
Optimized coloring
by flopy78
Optimized coloring
XP
+50 XP
Completed by 50 CodinGamers
0
done
Cows in a Maze
by JimmyX304
Cows in a Maze
XP
+50 XP
Completed by 46 CodinGamers
0
done
Networking
by Gladwell
Networking
XP
+50 XP
Completed by 45 CodinGamers
0
done
Swapping Elements
by Delicious31415
Swapping Elements
XP
+50 XP
Completed by 28 CodinGamers
0
done
The G Note
by pepper_
The G Note
XP
+50 XP
Completed by 17 CodinGamers
0
done
N-dimensional maze
by Edjy
N-dimensional maze
XP
+50 XP
Completed by 14 CodinGamers
0
done
TryAngle Catch
by eulerscheZahl
TryAngle Catch
Mars Colonization
by java_coffee_cup
Mars Colonization
XP
+50 XP
Completed by 213 CodinGamers
0
done
Symbolic system of equations
by izanbf
Symbolic system of equations
XP
+50 XP
Completed by 102 CodinGamers
0
done
DAWG
by Westicles
DAWG
XP
+50 XP
Completed by 72 CodinGamers
0
done
Conditional probabilities
by nicola
Conditional probabilities
XP
+50 XP
Completed by 63 CodinGamers
0
done
Advertisements
by jddingemanse
Advertisements
XP
+50 XP
Completed by 28 CodinGamers
0
done
Rummikub 2
by jddingemanse
Rummikub 2
XP
+50 XP
Completed by 21 CodinGamers
0
done
Pandora's Bridges
by Harry.B.
Pandora's Bridges
XP
+50 XP
Completed by 20 CodinGamers
0
done
When pigs fly
by UnicornP
When pigs fly
XP
+50 XP
Completed by 82 CodinGamers
0
done
Nurikabe
by Djoums
Nurikabe
XP
+50 XP
Completed by 58 CodinGamers
0
done
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