*
A
- ABC incremental counts
- ABC problem
- ABC words
- Abstract type
- 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 derivative
- 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
- Bitmap/Bresenham's line algorithm
- 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
- Concatenate two primes is also prime
- Conditional structures — case
- Conditional structures — coalesce
- Conditional structures — if
- Conditional structures — switch
- Conditional structures — unless
- Conditional structures — when
- 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
- De Polignac numbers
- 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
- EKG sequence convergence
- Element-wise operations
- Emirp primes
- Empty directory
- Empty string
- Entropy
- Enumerations
- Equilibrium index
- Erdős-primes
- Esthetic numbers
- Ethiopian multiplication
- Euler method
- Evaluate binomial coefficients
- Even or odd
- Execute Brain****
- 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
- Fairshare between two and more
- Farey sequence
- FASTA format
- Fermat pseudoprimes
- Fibonacci n-step number sequences
- Fibonacci sequence — Iterative
- 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*n*n+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 contain all the vowels
- Find words which contain the most consonants
- Find words which contains more than 3 e vowels
- Find words whose 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 — In-place modification
- Generic swap — Using multi-assignment
- Getting the number of decimal places
- Giuga numbers
- Gosper's hack
- 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
- Kempner 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
- Logistic curve fitting in epidemiology
- 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