12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
60th
Arithmetic Numbers
16th
9th
196th
Arrows
Ascending Primes
ASCII Table
6th
7th
5th
5th
brainfuck
33rd
4th
Catalan Numbers
Catalan’s Constant
9th
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
15th
15th
1st
DFA Simulator
Diamonds
26th
60th
Divisors
20th
1st
Emirp Numbers
Emirp Numbers (Long)
Emojify
4th
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
3rd
191st
1st
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
13th
Gijswijt’s Sequence
Happy Numbers
90th
Happy Numbers (Long)
Hexdump
Intersection
3rd
Inventory Sequence
ISBN
8th
16th
10th
16th
Jacobi Symbol
7th
Kolakoski Constant
11th
Kolakoski Sequence
Leap Years
15th
22nd
300th
Levenshtein Distance
7th
126th
Leyland Numbers
ln 2
1st
Look and Say
Lucky Numbers
31st
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
21st36th
18th
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
11th
Pangram Grep
11th15th
35th
17th
17th
47th
35th
163rd
283rd
42nd
Pascal’s Triangle
91st
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Prime Numbers
1st
174th
Prime Numbers (Long)
19th
332nd
Proximity Grid
8th
QR Decoder
Quine
4th
209th
17th
105th
96th
99th
93rd
23rd127th384th
1st
761st
Recamán
Repeating Decimals
Reverse Polish Notation
56th
8th
Rijndael S-box
18th
5th
Rock-paper-scissors-Spock-lizard
34th
Roman to Arabic
Rule 110
Seven Segment
15th
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
69th
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
5th
Time Distance
Tongue-twisters
14th11th17th23rd17th
36th63rd64th32nd13th11th38th8th21st17th18th17th18th16th14th10th30th21st19th3rd19th14th49th164th22nd15th23rd24th21st21st19th28th50th9th390th14th12th14th45th42nd6th14th13th10th19th12th10th12th
United States
18th
Vampire Numbers
6th
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
7th
λ
9th
48th34th
16th
13th
π
39th
19th
270th
τ
13th
200th
φ
16th
79th
√2
13th
113th
𝑒
5th
1st7th