12 Days of Christmas
4th
2nd
6th
67th
99 Bottles of Beer
3rd
6th
13th
7th
37th
22nd
Abundant Numbers
5th
26th
26th
51st
Arabic to Roman
53rd
60th
52nd
Arrows
3rd
38th
ASCII Table
4th
25th42nd
23rd
brainfuck
2nd
21st
17th
Catalan Numbers
1st
17th
1st
1st
Catalan’s Constant
3rd
8th
16th
20th
Christmas Trees
4th
12th
27th
37th
37th
Collatz
31st
27th
352nd
CSS Colors
32nd
Cubes
7th
7th
16th
Day of Week
65th
Diamonds
1st2nd
134th
Divisors
4th
27th
33rd
30th
28th
1st
93rd
Emirp Numbers
3rd
17th
Emojify
3rd
24th
54th
Evil Numbers
4th
54th
1st
65th
17th
328th
Fibonacci
17th4th41st72nd8th1st97th
22nd53rd1st
15th31st1st69th33rd134th47th28th19th28th58th1st40th7th175th4th
Fizz Buzz
4th
1st
1st
91st
669th
1st
15th
Foo Fizz Buzz Bar
18th
48th
1st
Fractions
3rd
14th
14th
4th6th
127th14th1st
7th
Happy Numbers
3rd
34th
20th
19th
134th
Happy Numbers (Long)
3rd
22nd
20th
15th
70th
Hexdump
2nd
11th
32nd
Intersection
3rd
6th
17th
13th
56th
ISBN
23rd
29th
Jacobi Symbol
5th
42nd
Kolakoski Constant
9th
11th
42nd
Kolakoski Sequence
10th3rd
30th
21st
36th
25th
20th
96th
Leap Years
1st
7th
1st
22nd
46th83rd19th
Levenshtein Distance
3rd
6th10th
20th
1st
Leyland Numbers
4th3rd
8th
7th
7th
ln 2
21st
81st
Look and Say
6th
3rd
15th
20th
133rd
Lucky Numbers
11th
11th
75th
Lucky Tickets
4th
19th
10th
37th
Morse Decoder
3rd
Morse Encoder
4th
19th
48th
Musical Chords
2nd
8th
8th
21st
Niven Numbers
5th
33rd
1st
36th
28th
Niven Numbers (Long)
19th
21st
203rd
Number Spiral
3rd
12th
11th
Odious Numbers
4th
45th
1st
52nd
19th
264th
Ordinal Numbers
31st
61st
1st
Pangram Grep
3rd
4th
11th
23rd
10th
53rd
Pascal’s Triangle
55th
7th
27th
70th
Pernicious Numbers
13th4th
1st1st
1st
28th24th1st
1st
29th1st19th1st
10th
Poker
3rd
6th
Prime Numbers
8th3rd
22nd
1st
1st
1st
24th
Prime Numbers (Long)
1st
25th
QR Decoder
2nd
10th
10th
Quine
1st5th
2nd1st70th
30th
80th
67th
1st
1st
Recamán
4th
4th
21st
153rd
Reverse Polish Notation
52nd
22nd
14th
Rock-paper-scissors-Spock-lizard
2nd
9th
13th
Roman to Arabic
22nd
12th
54th
Rule 110
2nd
13th
46th
18th
Seven Segment
2nd
40th
Sierpiński Triangle
3rd
19th
24th
79th
Smith Numbers
3rd2nd
12th
19th
65th
Spelling Numbers
57th
Star Wars Opening Crawl
7th
Sudoku
3rd
39th
Sudoku (Fill-in)
2nd
39th
Ten-pin Bowling
3rd
5th
17th
Time Distance
7th
11th
Tongue-twisters
3rd
20th
98th
146th
United States
4th
30th
5th
11th
Vampire Numbers
5th
23rd
65th
Van Eck Sequence
4th
16th
1st
16th
11th
89th
Zodiac Signs
15th
28th
λ
10th
44th
π
59th
20th52nd26th
75th
τ
19th
34th
84th
φ
28th
1st
44th
√2
11th
12th
21st
91st
𝑒
3rd
18th
24th
28th
104th