12 Days of Christmas
8th
26th
7th
71st
9th
99 Bottles of Beer
33rd
24th
14th
50th
Abundant Numbers
5th
17th39th19th
51st33rd
41st12th
22nd
38th65th
10th
Abundant Numbers (Long)
19th
23rd
27th
11th
100th
Arabic to Roman
26th
19th76th
24th
8th
24th
Arithmetic Numbers
1st
Arrows
21st
15th
77th
Ascending Primes
28th
ASCII Table
55th
28th
5th
69th
brainfuck
34th
16th
6th
32nd
Card Number Validation
18th
Catalan Numbers
39th
1st
1st1st
Catalan’s Constant
12th
13th
Christmas Trees
12th
8th
4th
25th20th
61st33rd
Collatz
11th3rd20th
26th
45th2nd
36th41st
CSS Colors
6th
6th
8th
14th25th
Cubes
25th
7th
8th
55th
Day of Week
1st
Diamonds
42nd
29th
14th
38th43rd
Divisors
13th
37th26th29th
41st
48th26th
1st
2nd46th
9th
Emirp Numbers
4th
30th
19th
8th
20th16th22nd
76th35th
6th
Emirp Numbers (Long)
16th
13th
17th
Emojify
17th
66th
Evil Numbers
19th14th16th
23rd
52nd
39th16th
1st35th
9th
Evil Numbers (Long)
34th
17th
13th
44th
Factorial Factorisation
13th
Farey Sequence
34th
Fibonacci
33rd
3rd44th1st
1st23rd154th
92nd1st
1st
44th
1st10th
1st
Fizz Buzz
8th21st149th111th69th
18th106th107th
176th1st
48th9th
101st48th4th77th13th
Foo Fizz Buzz Bar
49th47th42nd
41st
55th20th
21st37th
Forsyth–Edwards Notation
16th
Fractions
35th
35th
24th
63rd1st
Game of Life
11th
Gijswijt’s Sequence
16th
Happy Numbers
3rd
47th32nd24th
14th
46th
36th17th
40th57th
12th
Happy Numbers (Long)
24th19th7th
34th
25th12th
22nd39th
Hexdump
3rd
42nd
Intersection
11th
20th
5th
25th
Inventory Sequence
37th
26th
5th
ISBN
9th
14th
7th
42nd
Jacobi Symbol
8th
7th
15th10th
35th
Kolakoski Constant
6th
6th
2nd
4th18th
Kolakoski Sequence
7th12th6th
17th14th
56th19th
Leap Years
26th
7th21st4th
19th11th
46th6th
20th
52nd159th29th
9th
Levenshtein Distance
17th
12th
1st
9th
65th16th
Leyland Numbers
21st
39th
7th
76th45th
ln 2
17th
105th
Look and Say
28th
15th
35th58th
Lucky Numbers
22nd
99th25th
Lucky Tickets
9th
12th
24th17th
Maze
12th
Medal Tally
12th
Morse Decoder
7th
13th
24th
Morse Encoder
9th
6th
12th
7th
28th
Musical Chords
8th
Niven Numbers
42nd40th29th
27th
28th
49th1st
27th
41st91st32nd
22nd
Niven Numbers (Long)
39th
34th
1st
238th
Number Spiral
19th
13th
8th
33rd
Odious Numbers
17th14th12th
20th
46th
39th11th
1st33rd
10th
Odious Numbers (Long)
28th
21st
11th
1st
Ordinal Numbers
28th
14th
30th
1st
24th58th
Pangram Grep
22nd
12th
1st
127th60th
Pascal’s Triangle
27th
18th
45th
17th
48th
Pernicious Numbers
1st
1st
18th
39th1st
1st23rd
Pernicious Numbers (Long)
23rd
20th
14th
212th
Poker
7th
27th
Prime Numbers
21st36th16th
35th1st50th1st
32nd
66th27th
15th
Prime Numbers (Long)
22nd24th14th
46th1st39th1st
1st
1st69th
6th
Proximity Grid
6th
QR Decoder
7th
12th
Quine
1st
34th
76th1st
1st87th
Recamán
4th
1st
18th
63rd
Repeating Decimals
11th
Reverse Polish Notation
11th
49th
Rijndael S-box
9th
Rock-paper-scissors-Spock-lizard
11th
29th
Roman to Arabic
30th
1st21st
Rule 110
5th
12th
51st25th
Scrambled Sort
11th
Seven Segment
26th
12th
11th
23rd
SI Units
4th
Sierpiński Triangle
8th7th9th
14th8th
44th7th
6th
Smith Numbers
4th
12th18th15th
9th
18th12th
17th
Spelling Numbers
5th
102nd
Star Wars Opening Crawl
11th
Sudoku
7th
23rd
Sudoku (Fill-in)
11th
78th
Ten-pin Bowling
11th
Time Distance
10th
36th
Tongue-twisters
9th
24th
2nd
61st
United States
22nd
71st
Vampire Numbers
1st
6th
15th27th
Van Eck Sequence
31st
23rd
19th
17th
165th
Zodiac Signs
10th
77th
γ
7th
24th
λ
3rd
10th
5th
6th9th
29th22nd
π
31st
42nd45th
τ
25th
39th38th
φ
25th
27th1st
1st39th
√2
19th
35th1st
116th31st
𝑒
24th
16th
21st
31st
115th25th