12 Days of Christmas
33rd
99 Bottles of Beer
40th
10th
38th
Abundant Numbers
221st
6th
Abundant Numbers (Long)
1st
Arabic to Roman
63rd
Arithmetic Numbers
196th
8th
Arrows
280th
15th
Ascending Primes
6th
94th
ASCII Table
17th
396th
21st
brainfuck
51st
Calendar
107th
Card Number Validation
103rd
Catalan Numbers
91st
20th
7th
Catalan’s Constant
15th
7th
Christmas Trees
50th
187th
21st
Collatz
155th
6th
CSS Colors
302nd
Cubes
29th
17th
Day of Week
91st
105th
DFA Simulator
75th
Diamonds
41st
344th
24th
Divisors
43rd168th
67th
75th
509th
1st
Emirp Numbers
347th
31st
Emirp Numbers (Long)
178th
15th
Emojify
14th
Evil Numbers
145th
31st64th
Evil Numbers (Long)
43rd
20th
Factorial Factorisation
19th
74th
Farey Sequence
160th
Fibonacci
77th14th
127th
197th
99th
32nd
Fizz Buzz
33rd
149th
111th474th
18th
38th
1st
68th
26th
55th
Foo Fizz Buzz Bar
21st50th
44th
1st
Forsyth–Edwards Notation
13th
Fractions
61st
100th
305th
15th
Game of Life
9th
Gijswijt’s Sequence
100th
Gray Code Decoder
45th
Gray Code Encoder
1st
Happy Numbers
172nd
39th
Happy Numbers (Long)
86th
27th
Intersection
69th
Inventory Sequence
38th
29th
22nd
ISBN
41st
15th
Jacobi Symbol
11th
Kaprekar Numbers
17th
Kolakoski Constant
14th
15th
7th
8th
Kolakoski Sequence
14th
51st
25th
17th
7th
Leap Years
78th
79th
331st
35th
Levenshtein Distance
58th
18th
Leyland Numbers
255th
10th
ln 2
14th
13th
4th
5th
Look and Say
160th
14th
Lucky Numbers
25th
9th
9th
Lucky Tickets
132nd
Mandelbrot
43rd
Maze
87th
15th
Medal Tally
9th
Minesweeper
70th
Morse Encoder
203rd
N Queens
12th
Niven Numbers
383rd
55th
Niven Numbers (Long)
199th
27th
Number Spiral
27th45th
19th
Odious Numbers
114th
110th
29th
Odious Numbers (Long)
78th
91st
26th
Ordinal Numbers
30th
PalindromemordnilaP
168th
Pangram Grep
24th67th
41st
122nd
21st
332nd
1st
38th15th
Partition Numbers
52nd
Pascal’s Triangle
92nd
136th
26th
Pernicious Numbers
100th
32nd
Pernicious Numbers (Long)
24th
Polyominoes
77th
Prime Numbers
46th
110th
64th
50th
176th
23rd
20th
Prime Numbers (Long)
153rd
14th
64th
1st
Proximity Grid
64th
Quine
1st
25th1st
25th107th109th57th
23rd11th37th1st
26th
6th1st
33rd15th5th
122nd284th1st
1st23rd1st27th1st
83rd4th85th74th25th
1st47th26th
Recamán
102nd
30th
Repeating Decimals
84th
Reverse Polish Notation
58th
19th
Reversi
76th
Rijndael S-box
51st
18th
Rock-paper-scissors-Spock-lizard
314th
Roman to Arabic
40th
ROT13
98th
Rule 110
16th
Scrambled Sort
70th
Set
104th
Seven Segment
15th
Sierpiński Triangle
25th32nd
150th
26th
Smith Numbers
25th
17th
9th
8th
Spelling Numbers
81st
16th
14th
Star Wars Opening Crawl
9th
Sudoku
14th
125th
Ten-pin Bowling
6th
Tic-tac-toe
109th
Time Distance
11th
Tongue-twisters
16th
27th
21st
Topological Sort
84th
Tower of Hanoi
28th
Transpose Sentence
57th
Trinomial Triangle
71st
United States
319th
Vampire Numbers
20th
8th
Van Eck Sequence
19th45th
190th
32nd
Zeckendorf Representation
144th
13th
γ
29th47th
23rd
5th
λ
38th61st
23rd
16th
11th
151st
19th
11th
6th
π
26th66th142nd
67th40th
222nd
22nd
9th
7th
6th
τ
32nd
167th
15th
9th
φ
32nd
96th
18th
10th
6th
√2
33rd
32nd
114th
15th
10th
𝑒
14th29th15th23rd37th53rd59th48th37th16th27th23rd11th
30th
32nd34th
9th56th115th92nd
38th35th27th35th41st25th54th34th168th43rd57th92nd27th
8th41st12th24th6th31st7th14th