12 Days of Christmas
6th
16th
9th
28th15th
4th
3rd
48th
9th12th
24 Game
72nd
99 Bottles of Beer
7th
3rd10th
7th
33rd
11th
33rd
10th
Abundant Numbers
3rd
28th10th20th
11th
9th12th22nd20th1st
42nd29th
10th13th14th
9th
34th
6th21st36th16th5th
Abundant Numbers (Long)
21st2nd
20th1st
9th
4th
8th
9th3rd35th
1st
Arabic to Roman
9th8th8th
1st
16th
4th
63rd
18th
Arithmetic Numbers
15th
12th
14th
27th
Arrows
4th9th
15th20th
9th
11th
Ascending Primes
21st
ASCII Table
68th
50th
20th
Billiards
79th
brainfuck
16th
6th
17th
2nd
7th
42nd
15th11th
Catalan Numbers
14th
1st
5th
1st
9th1st
Catalan’s Constant
1st
79th
Christmas Trees
34th33rd
8th
23rd
2nd
6th
11th
51st
26th7th
Collatz
3rd
46th
CSS Colors
11th
10th
14th
22nd
24th
15th
Cubes
22nd
19th
65th
28th
Day of Week
1st
DFA Simulator
11th
44th
Diamonds
29th9th
7th
38th
5th
10th
85th
13th15th21st
9th
Divisors
6th
39th
20th12th10th
1st
16th
1st1st
22nd26th1st
15th46th1st14th
1st2nd7th8th6th15th2nd
1st1st7th1st1st11th6th7th
Emirp Numbers
4th1st1st
2nd
19th12th
2nd
6th
8th14th
52nd
27th1st15th
10th
Emirp Numbers (Long)
19th
17th24th
Emojify
9th9th
5th
5th
1st
7th
Evil Numbers
10th
6th24th11th17th
13th
9th
11th38th1st
39th16th
13th9th1st
19th21st
1st
4th24th32nd
25th
Evil Numbers (Long)
19th
13th
1st
4th
46th
Farey Sequence
34th
Fibonacci
9th7th
43rd
78th4th1st2nd
5th
1st
1st
10th1st1st1st38th
85th1st43rd
1st4th1st1st7th14th1st
1st
1st10th30th6th3rd21st
Fizz Buzz
6th
2nd32nd67th
1st
1st
6th10th13th9th
39th
1st
1st1st32nd53rd16th
Foo Fizz Buzz Bar
9th
1st
9th
27th
1st
12th
Forsyth–Edwards Notation
18th
22nd
15th
Fractions
18th
43rd
137th
1st
Game of Life
11th
13th
34th
Gijswijt’s Sequence
65th
Happy Numbers
4th18th7th
1st
30th
30th23rd
21st
5th
1st
13th1st18th
15th
Happy Numbers (Long)
23rd
16th
26th
22nd
6th
55th
11th14th
11th
Hexdump
13th
48th
1st
Intersection
58th
70th
Inventory Sequence
26th
31st
25th
ISBN
9th12th8th
18th
7th
95th
Jacobi Symbol
1st
11th
Kolakoski Constant
19th
48th
Kolakoski Sequence
8th
13th11th
28th
19th24th
7th
20th
5th
23rd
20th
Leap Years
16th7th
26th
7th
14th
44th
104th
11th44th
Levenshtein Distance
18th
1st
22nd
43rd
1st
1st
Leyland Numbers
4th
4th
20th
5th
3rd
10th
18th
ln 2
1st
111th
Look and Say
27th
11th
Lucky Numbers
39th
Lucky Tickets
79th
Maze
10th
45th
Medal Tally
55th
Morse Decoder
6th
10th
36th
Morse Encoder
6th
11th
36th
9th
Musical Chords
71st
Niven Numbers
9th7th15th12th1st20th6th1st1st1st14th12th1st14th1st17th1st1st
7th21st1st1st19th1st39th1st1st54th
1st1st1st1st16th8th1st1st1st7th1st7th1st18th1st1st1st11th1st
Niven Numbers (Long)
28th
30th
54th6th1st1st
Number Spiral
28th
23rd
Odious Numbers
11th
6th23rd10th
13th
9th
11th
1st
39th12th
16th10th9th
7th21st
1st
4th21st29th
25th
Odious Numbers (Long)
21st
10th
1st
4th
1st
Ordinal Numbers
14th
1st
4th
21st
7th
1st19th
1st
Pangram Grep
8th
13th
9th1st
15th
27th14th
16th
13th
4th
69th
2nd28th
7th5th
Pascal’s Triangle
5th18th
1st
23rd
5th
9th
92nd
10th48th
Pernicious Numbers
8th1st8th1st
8th1st1st1st
1st19th1st10th1st13th1st
13th1st7th42nd1st
1st1st1st1st1st1st1st
1st
1st1st1st13th24th1st1st
1st
Pernicious Numbers (Long)
10th1st
8th
42nd
7th
Poker
22nd
Prime Numbers
5th
37th
6th22nd7th8th
10th
1st10th1st
1st1st
42nd1st14th
24th1st6th2nd16th22nd1st
101st
1st26th26th
6th
Prime Numbers (Long)
13th30th5th
7th
1st
46th50th
6th
67th
4th1st
Proximity Grid
8th
13th
40th
QR Decoder
29th
Quine
1st
1st
2nd
1st8th
1st5th
1st
1st
1st
51st42nd74th
4th1st1st
28th1st6th15th
1st
14th1st27th
6th
Recamán
16th
109th
16th
Repeating Decimals
1st
Reverse Polish Notation
9th
1st
37th
51st
Rijndael S-box
10th
4th
Rock-paper-scissors-Spock-lizard
5th
5th
17th
💎
4th
49th
16th11th
Roman to Arabic
32nd
1st
15th
74th
12th
ROT13
1st
Rule 110
6th
8th
11th
7th
77th
33rd
Seven Segment
7th
15th
17th
7th
84th
18th15th
SI Units
28th
Sierpiński Triangle
21st
23rd
6th
41st
19th
Smith Numbers
11th
10th
16th
51st
11th
Spelling Numbers
11th
1st
43rd
74th
Star Wars Opening Crawl
75th
Sudoku
17th
75th
Sudoku (Fill-in)
4th
8th
34th
18th
Ten-pin Bowling
54th
Tic-tac-toe
185th
Time Distance
54th
Tongue-twisters
7th10th4th
13th13th
3rd
41st
10th
United States
36th
19th1st
4th
Vampire Numbers
19th
54th
24th
Van Eck Sequence
17th11th
20th24th
37th
19th
Zodiac Signs
13th
37th
γ
1st
λ
3rd
4th28th23rd
67th
9th
4th
10th
120th
26th14th
5th
π
4th21st
35th1st
10th
21st
28th
τ
5th
32nd1st
7th
14th
26th
φ
6th
21st49th
8th
1st
1st
√2
4th
23rd1st
10th
169th
35th
𝑒
6th22nd
38th1st
10th
139th
26th