*
A
- Abc problem
- Abc words
- Abundant odd numbers
- Abundant, deficient and perfect number classifications
- Ackermann function
- Add a variable to a class instance at runtime
- Additive primes
- Align columns
- Almost prime
- Alternade words
- Amicable pairs
- Anagrams
- Anagrams - deranged anagrams
- Anonymous recursion
- Anti-primes
- Append numbers at same position in strings
- Apply a callback to an array
- Arbitrary-precision integers - included
- Arithmetic - complex
- Arithmetic - rational
- Arithmetic-geometric mean
- Array concatenation
- Array length
- Arrays
- Ascending primes
- Assertions
- Associative array - creation
- Associative array - iteration
- Associative array - merging
- Attractive numbers
- Averages - arithmetic mean
- Averages - median
- Averages - mode
- Averages - pythagorean means
- Averages - root mean square
B
- Babbage problem
- Bacon cipher
- Base 16 numbers needing a to f
- Base64 decode data
- Bell numbers
- Benford's law
- Binary digits
- Binary search
- Binary strings
- Binomial transform
- Bioinformatics - base count
- Bitwise operations
- Boolean values
- Brazilian numbers
C
- Caesar cipher
- Calculating the value of e
- Call a function
- Calmo numbers
- Calmosoft primes
- Camel case and snake case
- Cantor set
- Carmichael 3 strong pseudoprimes
- Cartesian product of two or more lists
- Case-sensitivity of identifiers
- Casting out nines
- Catalan numbers
- Catalan numbers - pascal's triangle
- Catamorphism
- Change e letters to i in words
- Changeable words
- Character codes
- Cheryl's birthday
- Chinese remainder theorem
- Cholesky decomposition
- Circles of given radius through two points
- Circular primes
- Classes
- Closures - value capture
- Code golf
- Collect and sort square numbers in ascending order from three lists
- Collections - array
- Collections - dictionary
- Combinations
- Combinations and permutations
- Combinations with repetitions
- Comma quibbling
- Common list elements
- Common sorted list
- Compare a list of strings
- Compare length of two strings
- Compile-time calculation
- Compound data type - 1
- Concatenate two primes is also prime
- Conditional structures - case when
- Conditional structures - if then else
- Conjugate a latin verb
- Continued fraction
- Convert seconds to compound duration
- Convex hull
- Coprime triplets
- Coprimes
- Copy a string
- Count how many vowels and consonants occur in a string
- Count in factors
- Count in octal
- Count occurrences of a substring
- Count the coins
- Cousin primes
- Crc-32
- Csv to html translation
- Cubic special primes
- Cullen and woodall numbers
- Currying
- Curzon numbers
- Cusip
- Cyclops numbers
D
- Damm algorithm
- Date manipulation
- Day of the week
- Days between dates
- Deepcopy
- Deming's funnel
- Department numbers
- Descending primes
- Detect division by zero
- Determinant and permanent
- Determine if a string has all the same characters
- Determine if a string has all unique characters
- Determine if a string is collapsible
- Determine if a string is numeric
- Digit fifth powers
- Digital root
- Dijkstra's algorithm
- Disarium numbers
- Display a linear combination
- Distinct power numbers
- Dot product
- Double twin primes
- Draw a cuboid
- Duffinian numbers
E
- Egyptian division
- Emirp primes
- Empty directory
- Empty string
- Entropy
- Enumerations
- Equilibrium index
- Erdos-primes
- Esthetic numbers
- Ethiopian multiplication
- Euler method
- Evaluate binomial coefficients
- Even or odd
- Execute brainfuck
- Execute hq9+
- Exponentiation operator
- Exponentiation order
- Extend your language
- Extra primes
F
- Factorial - fold
- Factorial - product
- Factorial - recursive
- Factorial primes
- Factorions
- Factors of a mersenne number
- Factors of an integer
- Fair share between two and more
- Farey sequence
- Fasta format
- Fibonacci n-step number sequences
- Fibonacci sequence - recursive
- File extension is in extensions list
- Filter
- Find adjacent primes which differ by a square integer
- Find common directory path
- Find first and last set bit of a long integer
- Find first missing positive
- Find minimum number of coins that make a given value
- Find prime n such that reversed n is also prime
- Find prime numbers of the form n^3+2
- Find square difference
- Find squares n where n+1 is prime
- Find the intersection of a line with a plane
- Find the intersection of two lines
- Find the last sunday of each month
- Find the missing permutation
- Find words which contains all the vowels
- Find words which contains more than 3 e vowels
- Find words which contains most consonants
- Find words which first and last three letters are equal
- Find words with alternating vowels and consonants
- First 9 prime fibonacci number
- First-class functions
- First-class functions - use numbers analogously
- Five weekends
- Fivenum
- Fizzbuzz
- Flatten a list
- Floyd's triangle
- Formatted numeric output
- Fortunate numbers
- Forward difference
- Four bit adder
- Four sides of square
- Frobenius numbers
- Function composition
- Function definition
G
- Gapful numbers
- Generate lower case ascii alphabet
- Generic swap - 1
- Generic swap - 2
- Getting the number of decimals
- Giuga numbers
- Gray code
- Greatest common divisor
- Greatest element of a list
- Greatest subsequential sum
H
- Hailstone sequence
- Hamming numbers
- Happy numbers
- Harmonic series
- Harshad or niven series
- Hash from two arrays
- Hash join
- Haversine formula
- Hello world - newbie
- Hello world - newline omission
- Hello world - text
- Here document
- Heronian triangles
- Hex words
- Higher-order functions
- History variables
- Hofstadter q sequence
- Holidays related to easter
- Honaker primes
- Horner's rule for polynomial evaluation
I
- I before e except after c
- Iban
- Identity matrix
- Idiomatically determine all the lowercase and uppercase letters
- Idoneal numbers
- Increment a numerical string
- Index finite lists of positive integers
- Infinity
- Integer overflow
- Integer roots
- Introspection
- Inverted syntax
- Isbn13 check digit
- Iterated digits squaring
J
- Jaccard index
- Jacobi symbol
- Jacobsthal numbers
- Jaro similarity
- Jensen's device
- Jewels and stones
- Jortsort
- Josephus problem
- Json
K
- Kahan summation
- Kaprekar numbers
- Kernighans large earthquake problem
- Kolakoski sequence
- Kronecker product
L
- Lah numbers
- Largest difference between adjacent primes
- Largest int from concatenated ints
- Largest number divisible by its digits
- Largest palindrome product
- Largest prime factor
- Largest product in a grid
- Largest proper divisor of n
- Last friday of each month
- Last list item
- Leap year
- Least common multiple
- Left factorials
- Length of an arc between two angles
- Leonardo numbers
- Letter frequency
- Levenshtein distance
- Levenshtein distance - alignment
- List comprehensions
- Literals - floating point
- Literals - integer
- Literals - string
- Logical operations
- Long literals, with continuations - using concatenations
- Long literals, with continuations - using string blocks
- Long multiplication
- Long year
- Longest common prefix
- Longest common subsequence
- Longest common substring
- Longest common suffix
- Longest increasing subsequence
- Longest palindromic substrings
- Longest substrings without repeating characters
- Look-and-say sequence
- Loop over multiple arrays simultaneously
- Loops - continue
- Loops - do-while
- Loops - downward for
- Loops - for
- Loops - for with a specified step
- Loops - foreach
- Loops - increment loop index within loop body
- Loops - n plus one half
- Loops - while
- Loops - with multiple ranges
- Loops - wrong ranges