12 Days of Christmas
309th
99 Bottles of Beer
509th
Abundant Numbers
26th41st
Abundant Numbers (Long)
33rd
Arithmetic Numbers
24th
Arrows
41st
Ascending Primes
84th
ASCII Table
57th
Billiards
19th
brainfuck
42nd
Card Number Validation
27th
Catalan Numbers
114th
Catalan’s Constant
80th
Christmas Trees
25th169th
Collatz
144th
CSS Colors
19th
Cubes
46th
Day of Week
1st
Diamonds
12th50th
Divisors
1st
Emirp Numbers
24th244th
Emirp Numbers (Long)
98th
Emojify
27th
Evil Numbers
136th
Evil Numbers (Long)
165th
Factorial Factorisation
51st
Farey Sequence
29th
Fibonacci
43rd1st
Fizz Buzz
58th
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
12th
Fractions
1st
Happy Numbers
64th
Happy Numbers (Long)
24th
Hexdump
41st
Intersection
32nd
Inventory Sequence
49th
ISBN
75th
Leap Years
55th
Levenshtein Distance
1st
Leyland Numbers
8th
ln 2
1st
Look and Say
24th
Lucky Numbers
46th
Mahjong
42nd
Medal Tally
19th
Morse Decoder
28th
N Queens
58th
Niven Numbers
41st
Niven Numbers (Long)
20th
Odious Numbers
154th
Odious Numbers (Long)
109th
Ordinal Numbers
85th
PalindromemordnilaP
111th
Pangram Grep
25th
Pascal’s Triangle
79th
Pernicious Numbers
95th
Pernicious Numbers (Long)
70th
Prime Numbers
137th
Prime Numbers (Long)
52nd
Quine
1st
Recamán
203rd
Repeating Decimals
90th
Reverse Polish Notation
57th
Reversi
60th
Rock-paper-scissors-Spock-lizard
281st
Roman to Arabic
128th
ROT13
1st
Scrambled Sort
7th
Set
11th
Seven Segment
93rd
Sierpiński Triangle
95th
Smith Numbers
168th
Spelling Numbers
20th
Tic-tac-toe
37th
Time Distance
21st
Tongue-twisters
69th
Topological Sort
72nd
Transpose Sentence
19th
United States
63rd
Van Eck Sequence
109th
Zeckendorf Representation
46th
Zodiac Signs
45th
π
35th106th
φ
145th
√2
1st
𝑒
1st