12 Days of Christmas
4th
40th
444th
24 Game
2nd
83rd
99 Bottles of Beer
85th
6th
Abundant Numbers
63rd
5th
41st
27th
116th
21st
Abundant Numbers (Long)
65th
7th
29th
40th
94th
21st
Alphabetic Numbers
3rd
3rd
34th
Arabic to Roman
138th
Arithmetic Numbers
5th
138th
24th
Arrows
7th
2nd
Ascending Primes
3rd
162nd
ASCII Table
5th
113th
151st
Calendar
2nd3rd
104th
Card Number Validation
6th
Catalan Numbers
3rd
18th
17th
173rd
Catalan’s Constant
2nd
Chess Move Validation
2nd
Christmas Trees
26th
326th
Collatz
7th
230th
Continued Fractions
9th
5th
79th
20th
CSS Colors
💎
100th
Cubes
132nd
3rd
Day of Week
13th
177th
9th
DFA Simulator
52nd
Diamonds
15th
Divisors
7th
388th
Emirp Numbers
1st
119th
31st
Emojify
163rd
Evil Numbers
1st
1st
Evil Numbers (Long)
22nd
47th
Factorial Factorisation
4th
21st
Farey Sequence
6th
125th
Fibonacci
16th53rd50th73rd22nd
4th48th69th32nd24th8th57th18th38th1st39th31st22nd25th5th
26th1st23rd31st38th157th30th65th7th1st30th28th37th44th57th57th38th211th32nd63rd68th30th1st68th3rd1st46th32nd
Fizz Buzz
7th
226th
Foo Fizz Buzz Bar
65th
Forsyth–Edwards Notation
126th
Fractions
108th
1st
Game of Life
127th
Gijswijt’s Sequence
125th
10th
Gray Code Decoder
11th
48th
26th
6th
Gray Code Encoder
2nd
12th
1st
1st
26th
1st
Happy Numbers
1st
Happy Numbers (Long)
5th
Hexdump
90th
8th
Hilbert Curve
2nd
Intersection
71st
Inventory Sequence
99th
ISBN
8th
178th13th
Jacobi Symbol
9th
93rd
Kaprekar Numbers
3rd
59th
Kolakoski Constant
2nd
Kolakoski Sequence
13th
151st
Leap Years
93rd
4th
23rd
52nd
341st
84th
Levenshtein Distance
19th
185th
Leyland Numbers
3rd
130th
ln 2
5th
3rd
158th
Look and Say
10th
168th
Lucky Numbers
111th
36th
Lucky Tickets
156th
Mahjong
64th5th
Medal Tally
22nd
N Queens
2nd
Nim
2nd
4th
5th
58th
13th
2nd
Niven Numbers
1st
161st
32nd
Niven Numbers (Long)
46th
7th
130th
1st
Number Spiral
2nd
16th
130th
Odious Numbers
1st
Odious Numbers (Long)
245th
PalindromemordnilaP
4th
93rd
Pangram Grep
69th
Partition Numbers
2nd
71st
Pascal’s Triangle
13th
Pernicious Numbers
1st
31st
215th
Pernicious Numbers (Long)
2nd
Poker
5th
107th
Polyominoes
3rd
84th
11th
Prime Numbers
1st
101st
26th
Prime Numbers (Long)
6th
16th
218th
1st
Quine
90th
102nd
Recamán
169th
Repeating Decimals
7th
91st
Reverse Polish Notation
171st
Rijndael S-box
3rd
72nd
20th
Roman to Arabic
14th
261st
ROT13
3rd
186th
Rule 110
12th
Scrambled Sort
4th
5th
14th
15th
Set
💎
45th
Seven Segment
15th
Sierpiński Triangle
5th
98th
Smith Numbers
3rd
149th
Star Wars GPT
5th
15th
50th
Star Wars Opening Crawl
50th
Sudoku (Fill-in)
28th
Taxicab Numbers
2nd14th
7th3rd
4th
36th
3rd
5th
Ten-pin Bowling
6th86th
Tic-tac-toe
32nd
Tongue-twisters
3rd
395th
Topological Sort
83rd
Tower of Hanoi
38th
Transpose Sentence
16th
115th
Trinomial Triangle
5th
27th
Ulam Sequence
6th
41st
United States
16th
Vampire Numbers
2nd
Van Eck Sequence
2nd
86th
Zeckendorf Representation
60th
4th
γ
5th
57th
λ
4th30th
77th
π
6th
40th
4th
112th
6th
τ
5th
4th
101st
φ
4th
3rd
12th
138th
43rd
√2
4th
2nd
207th
𝑒
4th
5th
171st