12 Days of Christmas
343rd
99 Bottles of Beer
439th
Abundant Numbers
40th
78th
Arabic to Roman
37th
Christmas Trees
294th
Cubes
102nd
Diamonds
160th
Divisors
58th567th134th
Emirp Numbers
33rd
68th
Evil Numbers
57th
122nd
Fibonacci
160th
238th
Fizz Buzz
195th1,457th400th
Happy Numbers
40th234th64th
Leap Years
62nd443rd111th
Morse Decoder
91st15th
Morse Encoder
107th
Niven Numbers
64th365th85th
Odious Numbers
47th343rd97th
Ordinal Numbers
214th32nd
Pangram Grep
239th36th
Pascal’s Triangle
214th48th
Pernicious Numbers
205th67th
Prime Numbers
75th471st143rd
Rock-paper-scissors-Spock-lizard
125th
Roman to Arabic
143rd
Rule 110
103rd13th
Seven Segment
144th34th