12 Days of Christmas
27th
130th
24 Game
3rd
99 Bottles of Beer
13th
Abundant Numbers
3rd
12th
Abundant Numbers (Long)
47th3rd15th
5th38th
Arabic to Roman
50th12th
Arithmetic Numbers
57th9th
33rd
Arrows
15th
Ascending Primes
11th4th3rd
1st9th
ASCII Table
10th7th
5th41st
Billiards
2nd
4th12th
brainfuck
7th
169th
Calendar
2nd
Card Number Validation
23rd4th14th
63rd
Catalan Numbers
1st
15th
13th1st
Catalan’s Constant
13th
Christmas Trees
15th7th
54th
Collatz
59th3rd32nd
15th12th
35th
3rd75th
Continued Fractions
3rd
CSS Colors
6th
Cubes
3rd
28th
Day of Week
41st1st19th
13th1st
1st88th
51st
DFA Simulator
3rd
36th
Diamonds
14th9th
6th49th
Divisors
37th1st
23rd
5th19th
10th
Emirp Numbers
15th1st
59th
Emirp Numbers (Long)
10th6th
13th
Emojify
7th
Evil Numbers
51st1st
24th59th
390th
Evil Numbers (Long)
46th31st
21st44th
220th
Factorial Factorisation
1st
1st9th
Farey Sequence
15th
25th
Fibonacci
3rd1st1st
1st1st24th
117th12th
1st1st
835th
139th
100th
22nd
Fizz Buzz
57th186th
144th3rd298th45th102nd74th
69th63rd90th279th
237th
1st774th140th
273rd99th45th63rd224th392nd339th
1,941st66th143rd157th91st
174th48th60th56th
Foo Fizz Buzz Bar
8th
5th34th
Forsyth–Edwards Notation
9th2nd9th
6th
2nd38th
Fractions
6th
13th
Game of Life
8th
Gijswijt’s Sequence
8th
Gray Code Decoder
7th1st4th
7th33rd
Gray Code Encoder
9th1st5th
17th1st
Happy Numbers
20th1st
16th60th
Happy Numbers (Long)
14th
70th
Hexdump
5th
48th
Hilbert Curve
5th
Intersection
7th
75th
Inventory Sequence
9th
32nd
ISBN
8th
13th30th
Jacobi Symbol
13th
Kaprekar Numbers
29th11th
16th22nd
Kolakoski Constant
8th
28th
Kolakoski Sequence
15th
Leap Years
9th3rd3rd
15th10th
3rd3rd
96th
12th
Levenshtein Distance
21st
Leyland Numbers
10th
16th32nd
ln 2
13th
36th
Look and Say
37th5th
20th125th
Lucky Numbers
36th13th
Lucky Tickets
7th
51st
Mahjong
6th
Mandelbrot
7th
19th
Maze
5th
6th21st
Medal Tally
💎
6th
20th
Minesweeper
5th
Morse Decoder
3rd
Morse Encoder
2nd
Multitap Input
4th
35th
Musical Chords
7th
13th
N Queens
8th
Niven Numbers
48th1st44th
25th20th
23rd1st
Niven Numbers (Long)
42nd1st32nd
8th13th
3rd17th
25th
Number Spiral
8th
5th30th
Odious Numbers
44th1st
22nd40th
161st
Odious Numbers (Long)
47th31st
23rd45th
165th
Ordinal Numbers
7th
PalindromemordnilaP
1st
17th
Pangram Grep
3rd
127th
Partition Numbers
13th
Pascal’s Triangle
17th
52nd
Pernicious Numbers
19th20th22nd43rd1st34th17th22nd26th21st1st14th13th33rd12th
45th23rd1st44th22nd12th23rd26th16th27th32nd28th30th19th210th12th38th42nd31st19th19th18th20th24th
Pernicious Numbers (Long)
32nd15th
18th28th
Poker
10th
Polyominoes
6th
Prime Numbers
34th1st
87th
Prime Numbers (Long)
26th1st13th
12th5th
6th42nd
Proximity Grid
12th
QR Decoder
7th
7th
Quine
199th
26th1st53rd
4th
1st185th
Recamán
15th
82nd
Repeating Decimals
7th
28th
Reverse Polish Notation
9th
54th
Reversi
2nd
7th
12th21st
21st
Rijndael S-box
6th
18th
Rock-paper-scissors-Spock-lizard
3rd
Roman to Arabic
8th
63rd
ROT13
9th
42nd
Rule 110
6th
46th
Scrambled Sort
5th
9th28th
Set
3rd
15th
Seven Segment
5th
SI Units
4th
Sierpiński Triangle
10th
25th
Smith Numbers
15th
24th
Spelling Numbers
10th
65th
Star Wars GPT
3rd
Star Wars Opening Crawl
3rd
Sudoku
6th
Sudoku (Fill-in)
8th
Ten-pin Bowling
10th
Tic-tac-toe
5th
Time Distance
3rd
35th
Tongue-twisters
11th
120th
Topological Sort
2nd
17th
Tower of Hanoi
24th15th
20th22nd
Transpose Sentence
4th
12th25th
Trinomial Triangle
9th
34th
United States
5th
Vampire Numbers
14th
44th
Van Eck Sequence
10th
48th
Zeckendorf Representation
12th
Zodiac Signs
18th2nd
3rd31st
γ
9th
λ
21st
π
20th
100th
τ
20th
71st
φ
20th
57th
√2
9th
44th
𝑒
15th
65th