12 Days of Christmas
6th
24 Game
5th
66th
99 Bottles of Beer
8th
Abundant Numbers
59th1st
28th
138th
Abundant Numbers (Long)
57th2nd
37th
329th
Arabic to Roman
3rd
Arithmetic Numbers
37th7th
38th
198th
Arrows
12th
24th
75th
Ascending Primes
21st10th
ASCII Table
18th
Billiards
6th
brainfuck
53rd8th23rd
31st
218th
Card Number Validation
6th
Catalan Numbers
16th
32nd
162nd
Catalan’s Constant
12th
Christmas Trees
8th
25th
257th
Collatz
37th3rd
19th
27th
CSS Colors
10th
Cubes
3rd
Day of Week
1st
33rd
124th
DFA Simulator
6th
Diamonds
8th
34th
269th
Divisors
81st14th
51st
780th
Emirp Numbers
31st1st1st
27th
117th
Emirp Numbers (Long)
10th
Emojify
3rd
Evil Numbers
111th5th
31st
224th
Evil Numbers (Long)
68th1st
43rd
422nd
Factorial Factorisation
7th
Farey Sequence
9th
21st
45th
Fibonacci
8th1st
41st
1st
Fizz Buzz
81st19th47th164th37th26th48th132nd1st54th15th21st17th42nd59th46th50th43rd33rd77th27th28th40th173rd64th190th70th68th29th1st1st20th88th39th22nd224th53rd28th32nd166th110th286th21st643rd37th132nd8th278th290th17th24th71st136th22nd13th45th19th43rd51st
Foo Fizz Buzz Bar
16th
12th
Forsyth–Edwards Notation
5th
Fractions
1st
Game of Life
8th
Gijswijt’s Sequence
4th
Happy Numbers
1st
8th
1st
Happy Numbers (Long)
8th
16th
36th
Hexdump
8th
Intersection
2nd
28th
152nd
Inventory Sequence
7th
26th
84th
ISBN
7th
Jacobi Symbol
5th
Kaprekar Numbers
9th
Kolakoski Constant
7th
17th
60th
Kolakoski Sequence
14th
18th
66th
Leap Years
6th
27th
191st
Levenshtein Distance
4th
41st
Leyland Numbers
8th
35th
198th
ln 2
11th
149th
Look and Say
7th
31st
298th
Lucky Numbers
11th
30th
163rd
Lucky Tickets
9th
Mahjong
5th
Maze
8th
Medal Tally
4th
Morse Decoder
2nd
Morse Encoder
4th
Musical Chords
8th
N Queens
8th
Niven Numbers
1st
37th
272nd
Niven Numbers (Long)
1st
28th
73rd
Number Spiral
6th
22nd
82nd
Odious Numbers
92nd1st
31st
127th
Odious Numbers (Long)
59th1st
43rd
361st
Ordinal Numbers
2nd
PalindromemordnilaP
7th
Pangram Grep
10th
Partition Numbers
9th
Pascal’s Triangle
15th
41st
379th
Pernicious Numbers
37th1st
23rd
1st
Pernicious Numbers (Long)
1st
36th
164th
Poker
10th
Polyominoes
4th
Prime Numbers
53rd3rd
23rd
43rd
Prime Numbers (Long)
37th10th
18th
41st
Proximity Grid
9th
QR Decoder
6th
Quine
1st
1st
20th
50th
752nd
Recamán
15th
29th
199th
Repeating Decimals
2nd
Reverse Polish Notation
6th
Reversi
3rd
Rijndael S-box
8th
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
9th
ROT13
6th
Rule 110
2nd
Set
💎
Seven Segment
7th
SI Units
3rd
Sierpiński Triangle
8th
23rd
75th
Smith Numbers
5th
26th
119th
Spelling Numbers
7th
Star Wars Opening Crawl
9th
Sudoku
5th
Sudoku (Fill-in)
8th
Ten-pin Bowling
6th
Tic-tac-toe
5th
Time Distance
7th
Tongue-twisters
7th
24th
107th
Transpose Sentence
3rd
United States
7th
Vampire Numbers
7th
Van Eck Sequence
11th
Zeckendorf Representation
5th
Zodiac Signs
10th
γ
8th
λ
9th
π
15th
20th
66th
τ
13th
21st
61st
φ
17th
26th
98th
√2
15th
11th
31st
137th
𝑒
17th
39th
236th8th