12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
2nd1st4th3rd5th4th16th11th2nd3rd7th
Abundant Numbers (Long)
2nd2nd4th1st
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
brainfuck
Catalan Numbers
1st💎3rd
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
Diamonds
Divisors
3rd3rd3rd1st16th1st1st14th💎1st1st
Emirp Numbers
4th1st3rd2nd3rd2nd20th
Emirp Numbers (Long)
Emojify
Evil Numbers
5th5th1st2nd4th4th12th6th1st1st1st
Evil Numbers (Long)
Fibonacci
1st2nd1st3rd7th2nd1st1st1st1st1st
Fizz Buzz
4th1st1st3rd2nd1st1st
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
3rd1st3rd3rd3rd4th13th
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
💎2nd💎💎
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
4th2nd1st1st
Leap Years
2nd1st💎1st4th7th4th3rd💎5th1st
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
3rd3rd3rd2nd
Lucky Numbers
Lucky Tickets
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
Niven Numbers
1st1st1st2nd4th16th8th13th1st1st1st
Niven Numbers (Long)
Number Spiral
Odious Numbers
5th6th1st2nd4th1st12th23rd1st1st1st
Odious Numbers (Long)
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
2nd1st1st1st6th1st1st1st1st3rd1st
Pernicious Numbers (Long)
Poker
Prime Numbers
4th1st💎3rd4th7th11th7th1st1st1st
Prime Numbers (Long)
4th1st2nd2nd
Proximity Grid
QR Decoder
Quine
1st1st1st3rd2nd5th1st
Recamán
Repeating Decimals
Reverse Polish Notation
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
United States
Vampire Numbers
Van Eck Sequence
Zodiac Signs
γ
λ
5th
π
3rd2nd2nd💎3rd2nd3rd2nd💎1st3rd
τ
3rd2nd2nd💎2nd2nd3rd2nd💎2nd3rd
φ
3rd2nd3rd💎3rd2nd2nd4th💎4th8th
√2
4th2nd2nd💎2nd💎4th3rd💎4th9th
𝑒
3rd2nd2nd2nd4th4th8th5th💎2nd4th