12 Days of Christmas
12th
17th
21st
200th
10th
24 Game
15th
4th
99 Bottles of Beer
27th
469th
8th
Abundant Numbers
18th
252nd
6th
Abundant Numbers (Long)
9th
166th
6th
Arabic to Roman
119th
12th
Arrows
145th
Ascending Primes
159th
ASCII Table
18th
112th
8th
brainfuck
85th4th
Card Number Validation
124th
Catalan Numbers
15th
87th
352nd
4th
Catalan’s Constant
16th
44th
142nd
4th
Christmas Trees
24th
63rd
2nd
Collatz
17th
123rd
9th
CSS Colors
37th
92nd
4th
Cubes
11th
91st
4th
Day of Week
1st
58th
102nd
7th
Diamonds
20th
42nd
79th
3rd
Divisors
32nd
1st
8th
Emirp Numbers
15th
162nd
295th
4th
Emirp Numbers (Long)
10th
136th
2nd
Emojify
95th
Evil Numbers
22nd
22nd
120th
6th
Evil Numbers (Long)
10th
13th
33rd
4th
Factorial Factorisation
153rd
Fibonacci
25th
163rd
26th
Fizz Buzz
165th
95th
55th
1st
266th
54th
9th
17th
Foo Fizz Buzz Bar
8th
47th
1st
7th
Forsyth–Edwards Notation
90th
Fractions
94th
1st
Game of Life
116th
Gijswijt’s Sequence
7th
8th
5th
5th
9th
35th
10th8th
114th
7th
4th
11th
Happy Numbers
12th
50th
172nd
7th
Happy Numbers (Long)
10th
100th
3rd
Hexdump
156th
Intersection
56th
Inventory Sequence
14th
169th
3rd
ISBN
110th
Jacobi Symbol
96th
Kolakoski Constant
20th16th17th26th18th15th39th24th20th17th22nd11th16th16th6th6th13th17th18th20th14th
15th8th29th38th12th7th26th6th5th4th12th16th33rd8th129th12th13th31st10th7th6th6th8th5th7th4th10th11th
Kolakoski Sequence
21st
106th
69th
5th
Leap Years
18th
553rd
10th
Levenshtein Distance
1st
Leyland Numbers
16th
141st
4th
ln 2
93rd
Look and Say
8th
152nd
3rd
Lucky Numbers
13th
13th
51st
77th
4th
Lucky Tickets
149th
Morse Decoder
202nd
Morse Encoder
232nd
N Queens
79th
Niven Numbers
21st
382nd
7th
Niven Numbers (Long)
15th
203rd
6th
Number Spiral
15th
5th
Odious Numbers
22nd
24th
140th
7th
Odious Numbers (Long)
11th
13th
139th
4th
Ordinal Numbers
116th
1st
6th
Pangram Grep
131st
Pascal’s Triangle
18th
88th
75th
7th
Pernicious Numbers
17th
133rd
6th
Pernicious Numbers (Long)
14th
110th
6th
Prime Numbers
19th
253rd
77th
383rd
23rd
7th
Prime Numbers (Long)
14th
547th
28th
5th
Quine
1st
1st
63rd
Recamán
17th
39th
4th
Repeating Decimals
9th
84th
Reverse Polish Notation
204th
Rijndael S-box
12th
2nd
Rock-paper-scissors-Spock-lizard
13th
256th
Roman to Arabic
52nd
ROT13
76th
23rd
Rule 110
16th
97th
270th
4th
Seven Segment
165th
SI Units
37th
3rd
Sierpiński Triangle
14th
5th
Smith Numbers
14th
64th
24th
4th
Spelling Numbers
82nd
Time Distance
50th
Tongue-twisters
16th8th
215th
10th
Transpose Sentence
127th
United States
212th
Vampire Numbers
17th
111th
3rd
Van Eck Sequence
15th
224th
2nd
Zeckendorf Representation
73rd
γ
13th
25th
81st
5th
5th
λ
25th
71st
136th
4th
π
22nd
166th
179th
48th
4th
τ
23rd
179th
31st
4th
φ
27th
164th
4th
√2
24th
134th
4th
𝑒
24th
85th10th
5th