12 Days of Christmas
34th
20th
26th
13th
69th
9th
99 Bottles of Beer
50th
32nd
24th
22nd
79th
Abundant Numbers
6th
12th35th16th
47th30th
27th12th
19th
51st60th
8th
Abundant Numbers (Long)
15th
22nd
26th
11th
28th
Arabic to Roman
22nd
17th69th
22nd
11th
75th
Arithmetic Numbers
1st
Arrows
21st
21st
34th
Ascending Primes
23rd
ASCII Table
50th
25th
5th
204th
brainfuck
33rd
14th
9th
46th
Card Number Validation
15th
Catalan Numbers
37th
1st
1st1st
Catalan’s Constant
12th
21st
Christmas Trees
12th
7th
4th
21st19th
159th27th
Collatz
18th3rd18th
25th
32nd1st
34th36th
CSS Colors
5th
4th
10th
16th15th
Cubes
20th
7th
9th
137th
Day of Week
1st
Diamonds
38th
23rd
13th
53rd34th
Divisors
12th
35th26th30th
38th
37th26th
1st
1st41st
8th
Emirp Numbers
7th
28th
16th
12th
21st12th22nd
28th22nd
6th
Emirp Numbers (Long)
15th
12th
19th
Emojify
16th
49th
Evil Numbers
24th10th16th
22nd
48th
33rd14th
1st34th
8th
Evil Numbers (Long)
30th
16th
13th
37th
Factorial Factorisation
11th
Farey Sequence
30th
Fibonacci
31st
12th42nd1st
1st1st148th
64th1st
1st
43rd
1st7th
1st
Fizz Buzz
8th
19th149th109th67th
18th103rd103rd
156th1st
47th9th
101st57th1st74th13th
Foo Fizz Buzz Bar
52nd45th37th
41st
44th19th
1st32nd
Forsyth–Edwards Notation
25th
Fractions
30th
34th
23rd
135th1st
Game of Life
11th
Gijswijt’s Sequence
10th
Happy Numbers
3rd
44th30th21st
20th
44th
32nd12th
1st46th
11th
Happy Numbers (Long)
25th17th6th
33rd
21st12th
31st34th
Hexdump
2nd
64th
Intersection
9th
18th
3rd
63rd
Inventory Sequence
34th
26th
4th
ISBN
10th
14th
5th
38th
Jacobi Symbol
9th
7th
12th8th
29th
Kolakoski Constant
6th
6th
2nd
18th16th
Kolakoski Sequence
6th5th6th
15th11th
124th17th
Leap Years
23rd
7th20th3rd
15th8th
33rd1st
17th
47th142nd27th
9th
Levenshtein Distance
17th
12th
1st
12th
87th1st
Leyland Numbers
14th
20th
36th
7th
186th39th
ln 2
16th
80th
Look and Say
27th
15th
71st51st
Lucky Numbers
20th
137th20th
Lucky Tickets
9th
16th
43rd14th
Maze
17th
Medal Tally
7th
Morse Decoder
6th
15th
37th
Morse Encoder
9th
5th
12th
6th
36th
Musical Chords
14th
Niven Numbers
42nd36th29th
26th
25th
43rd1st
25th
35th72nd28th
20th
Niven Numbers (Long)
31st
29th
1st
211th
Number Spiral
19th
11th
13th
60th
Odious Numbers
23rd10th12th
19th
45th
35th11th
1st29th
9th
Odious Numbers (Long)
21st
19th
11th
1st
Ordinal Numbers
27th
14th
28th
1st
23rd141st
Pangram Grep
22nd
11th
1st
59th57th
Pascal’s Triangle
28th
17th
43rd
17th
124th
Pernicious Numbers
1st
1st
18th
32nd1st
1st20th
Pernicious Numbers (Long)
19th
19th
12th
189th
Poker
8th
36th
Prime Numbers
23rd30th14th
34th1st37th1st
29th
53rd24th
13th
Prime Numbers (Long)
21st22nd12th
44th1st27th1st
1st
1st62nd
5th
Proximity Grid
8th
QR Decoder
6th
19th
Quine
1st
7th
32nd
66th1st
1st96th
Recamán
4th
1st
17th
176th
Repeating Decimals
15th
Reverse Polish Notation
10th
137th
Rijndael S-box
14th
Rock-paper-scissors-Spock-lizard
13th
47th
Roman to Arabic
27th
1st10th
Rule 110
5th
9th
58th21st
Scrambled Sort
17th
Seven Segment
23rd
11th
9th
31st
SI Units
9th
Sierpiński Triangle
11th6th9th
12th8th
27th7th
6th
Smith Numbers
4th
12th18th15th
9th
16th16th
26th
Spelling Numbers
6th
61st
Star Wars Opening Crawl
19th
Sudoku
6th
37th
Sudoku (Fill-in)
15th
61st
Ten-pin Bowling
15th
Time Distance
13th
68th
Tongue-twisters
23rd
17th
24th
168th
United States
3rd
43rd
Vampire Numbers
4th
8th
22nd21st
Van Eck Sequence
31st
22nd
19th
16th
248th
Zodiac Signs
11th
49th
γ
5th
11th
λ
7th
29th
14th
15th12th
38th25th
π
28th
63rd64th
τ
23rd
58th43rd
φ
24th
27th1st
47th35th
√2
19th
26th1st
126th29th
𝑒
23rd
16th
20th
29th
114th24th