12 Days of Christmas
8th
26th
7th
72nd
9th
99 Bottles of Beer
33rd
24th
14th
46th
Abundant Numbers
5th
18th39th18th
50th33rd
38th12th
21st
36th64th
10th
Abundant Numbers (Long)
18th
21st
27th
11th
97th
Arabic to Roman
24th
18th72nd
23rd
8th
25th
Arithmetic Numbers
1st
Arrows
21st
14th
72nd
Ascending Primes
25th
ASCII Table
54th
26th
5th
67th
brainfuck
34th
15th
7th
31st
Card Number Validation
18th
Catalan Numbers
38th
1st
1st1st
Catalan’s Constant
12th
12th
Christmas Trees
12th
8th
4th
24th20th
60th32nd
Collatz
11th3rd19th
26th
37th1st
36th40th
CSS Colors
6th
6th
8th
13th24th
Cubes
25th
7th
6th
52nd
Day of Week
1st
Diamonds
42nd
26th
13th
34th42nd
Divisors
13th
36th26th28th
40th
44th26th
1st
1st44th
8th
Emirp Numbers
4th
29th
18th
8th
18th16th22nd
75th34th
6th
Emirp Numbers (Long)
15th
12th
17th
Emojify
17th
62nd
Evil Numbers
20th14th16th
23rd
50th
38th15th
1st35th
8th
Evil Numbers (Long)
35th
17th
13th
41st
Factorial Factorisation
12th
Farey Sequence
32nd
Fibonacci
32nd
3rd43rd1st
1st22nd151st
82nd1st
1st
44th
1st8th
1st
Fizz Buzz
8th
21st143rd110th69th
18th106th104th
171st1st
48th9th
101st44th4th76th13th
Foo Fizz Buzz Bar
50th47th39th
41st
49th19th
20th35th
Forsyth–Edwards Notation
16th
Fractions
32nd
34th
23rd
62nd1st
Game of Life
10th
Gijswijt’s Sequence
13th
Happy Numbers
3rd
44th31st23rd
14th
46th
36th17th
38th55th
12th
Happy Numbers (Long)
24th19th6th
34th
25th12th
21st37th
Hexdump
3rd
41st
Intersection
10th
20th
4th
25th
Inventory Sequence
36th
26th
4th
ISBN
9th
14th
5th
42nd
Jacobi Symbol
8th
7th
13th6th
34th
Kolakoski Constant
6th
6th
2nd
4th18th
Kolakoski Sequence
6th12th5th
16th11th
54th18th
Leap Years
25th
9th21st3rd
19th8th
38th2nd
20th
49th150th27th
9th
Levenshtein Distance
17th
12th
1st
8th
65th16th
Leyland Numbers
21st
37th
7th
71st43rd
ln 2
16th
98th
Look and Say
28th
15th
35th55th
Lucky Numbers
21st
93rd23rd
Lucky Tickets
9th
12th
23rd16th
Maze
11th
Medal Tally
12th
Morse Decoder
6th
13th
24th
Morse Encoder
9th
6th
12th
6th
27th
Musical Chords
7th
Niven Numbers
40th39th29th
26th
27th
46th1st
23rd
41st84th31st
22nd
Niven Numbers (Long)
37th
30th
1st
225th
Number Spiral
19th
12th
8th
31st
Odious Numbers
17th14th12th
20th
45th
39th11th
1st31st
9th
Odious Numbers (Long)
28th
21st
11th
1st
Ordinal Numbers
27th
14th
29th
1st
24th58th
Pangram Grep
22nd
12th
1st
123rd59th
Pascal’s Triangle
28th
17th
45th
17th
47th
Pernicious Numbers
1st
1st
18th
38th1st
1st22nd
Pernicious Numbers (Long)
22nd
20th
13th
205th
Poker
5th
28th
Prime Numbers
21st35th16th
35th1st44th1st
31st
57th27th
14th
Prime Numbers (Long)
21st23rd13th
46th1st33rd1st
1st
1st66th
5th
Proximity Grid
6th
QR Decoder
6th
11th
Quine
1st
34th
70th1st
1st86th
Recamán
4th
1st
18th
62nd
Repeating Decimals
11th
Reverse Polish Notation
10th
49th
Rijndael S-box
9th
Rock-paper-scissors-Spock-lizard
11th
28th
Roman to Arabic
29th
1st21st
Rule 110
5th
11th
44th24th
Scrambled Sort
9th
Seven Segment
25th
12th
10th
22nd
SI Units
3rd
Sierpiński Triangle
11th7th9th
13th8th
39th7th
6th
Smith Numbers
4th
12th18th15th
9th
17th11th
18th
Spelling Numbers
3rd
94th
Star Wars Opening Crawl
10th
Sudoku
6th
23rd
Sudoku (Fill-in)
11th
73rd
Ten-pin Bowling
11th
Time Distance
9th
37th
Tongue-twisters
9th
23rd
2nd
59th
United States
22nd
67th
Vampire Numbers
1st
5th
14th26th
Van Eck Sequence
30th
22nd
19th
16th
161st
Zodiac Signs
10th
71st
γ
6th
21st
λ
3rd
10th
5th
6th8th
28th21st
π
29th
39th42nd
τ
23rd
37th35th
φ
24th
27th1st
1st36th
√2
19th
35th1st
107th29th
𝑒
23rd
16th
20th
31st
106th24th