12 Days of Christmas
29th
21st
174th
99 Bottles of Beer
8th
37th
106th34th28th
Abundant Numbers
22nd
33rd
223rd
39th
Abundant Numbers (Long)
19th
27th
174th
35th
Alphabetic Numbers
45th
Arabic to Roman
69th
12th
152nd
Arithmetic Numbers
178th
Arrows
11th
257th
Ascending Primes
83rd
ASCII Table
17th
165th
brainfuck
51st
14th
22nd
109th
43rd
Calendar
106th
Card Number Validation
27th
167th
Catalan Numbers
30th
17th
212th
Catalan’s Constant
11th
12th
58th
109th
Christmas Trees
32nd
34th
269th
68th
Collatz
44th
13th
220th
Continued Fractions
1st
CSS Colors
9th
132nd
Cubes
12th
168th
Day of Week
7th
90th
DFA Simulator
68th
Diamonds
30th
82nd
Divisors
115th
41st
41st
172nd
412th57th110th
Emirp Numbers
17th
21st
17th
148th
89th
Emirp Numbers (Long)
9th
12th
165th
44th
Emojify
11th
96th
22nd
Evil Numbers
29th
17th
42nd
149th
26th
Evil Numbers (Long)
22nd
12th
30th
44th
16th
Factorial Factorisation
146th
Farey Sequence
133rd
Fibonacci
94th
213th167th
34th41st
30th
1st37th
55th110th186th83rd
125th45th
72nd100th
200th60th65th137th
58th40th18th
Fizz Buzz
88th23rd46th86th34th71st343rd222nd242nd15th52nd20th41st40th19th51st58th40th9th38th50th80th1st61st14th134th49th27th9th143rd237th34th69th18th158th28th13th76th80th31st
40th10th
Foo Fizz Buzz Bar
24th
19th
16th
17th
356th
42nd
Forsyth–Edwards Notation
10th
118th
Fractions
18th
351st
Game of Life
127th
Gijswijt’s Sequence
10th
118th
Gray Code Decoder
99th
Gray Code Encoder
1st
Happy Numbers
42nd
20th
11th
17th
191st
50th
Happy Numbers (Long)
17th
10th
14th
105th
39th
Hexdump
119th
Intersection
17th
16th
70th
Inventory Sequence
15th
79th
ISBN
18th
149th
Jacobi Symbol
23rd
9th
16th
140th
Kaprekar Numbers
49th
Kolakoski Constant
11th
75th
Kolakoski Sequence
27th
160th
Leap Years
120th
31st
42nd
22nd
198th
232nd31st32nd46th
Levenshtein Distance
14th9th
35th
92nd
54th
Leyland Numbers
31st
20th
182nd
ln 2
42nd
Look and Say
14th
13th
36th
184th
Lucky Numbers
12th
213th
Lucky Tickets
15th
131st
Maze
116th
Medal Tally
112th
Morse Decoder
7th
78th
Morse Encoder
10th
8th
121st
36th
Multitap Input
68th
Musical Chords
62nd
N Queens
93rd
Niven Numbers
33rd
58th
18th
214th48th46th
Niven Numbers (Long)
25th
24th
15th
202nd26th54th
Number Spiral
9th
22nd
111th
Odious Numbers
26th
18th
40th
38th
113th
24th
Odious Numbers (Long)
21st
13th
27th
21st
94th
12th
Ordinal Numbers
14th
18th
25th
134th
Pangram Grep
41st
22nd
28th13th
22nd35th
47th
31st
31st
59th
66th51st80th
19th
Pascal’s Triangle
71st
21st
1st
23rd
38th
90th
Pernicious Numbers
32nd
18th
28th
161st
53rd56th
Pernicious Numbers (Long)
12th
26th
113th
Poker
5th
59th
Prime Numbers
28th
1st
113th
383rd84th106th
Prime Numbers (Long)
47th
1st
256th
Proximity Grid
110th
QR Decoder
97th
Quine
1st
27th70th64th
1st
35th4th40th12th
82nd34th
44th93rd33rd79th
119th55th54th102nd74th61st
84th72nd101st116th
8th
Recamán
13th
27th
97th
82nd
32nd
Repeating Decimals
5th
93rd30th
Reverse Polish Notation
18th
162nd
Rijndael S-box
47th
86th
Rock-paper-scissors-Spock-lizard
11th
159th
Roman to Arabic
17th
17th
120th
38th
ROT13
183rd
Rule 110
18th
177th
Scrambled Sort
94th
Seven Segment
12th
12th
94th
105th
22nd
SI Units
5th
57th
3rd
Sierpiński Triangle
13th
23rd11th
16th
103rd
28th
Smith Numbers
14th
78th
Spelling Numbers
82nd
10th
61st
Star Wars Opening Crawl
6th
107th
Sudoku
6th
122nd
Sudoku (Fill-in)
22nd
5th
108th
Taxicab Numbers
70th
Ten-pin Bowling
9th
117th
Time Distance
6th
35th
Tongue-twisters
15th
127th
196th
39th
Topological Sort
84th
Tower of Hanoi
94th
Transpose Sentence
174th
Trinomial Triangle
119th
United States
23rd
8th
106th
Vampire Numbers
10th
16th
119th
36th
Van Eck Sequence
18th
65th
Zeckendorf Representation
113th
Zodiac Signs
9th
123rd
γ
52nd
λ
12th
11th
82nd
π
34th
19th
1st
57th
161st
τ
16th
1st
50th
134th
φ
27th
31st
63rd
184th
√2
22nd
17th
53rd
244th
𝑒
24th
53rd
277th