combinatorics Examples and Free Source Code

Efficiently enumerating multinomials with constant sum - R...

r constraints combinatorics memory-efficient

Get cartesian product of multiple arrays in PHP...

php arrays concatenation combinatorics

Efficiently generate all unique 4-integer ratios within a range up to scaling...

python algorithm combinatorics number-theory

While generating all possible combinations itertools.combinations_with_replacement() vs itertools.pr...

python combinations combinatorics cartesian-product

Pascal Triangle Recursive Program optimization in C++...

c++recursion combinatorics pascals-triangle

Advanced combinatorics in Python: binom(n,2) subsets of binom(n,3) combinations without repetition...

python combinations python-itertools combinatorics

Number of all possible groupings of a set of values?...

graph grouping partitioning permutation combinatorics

Find employees with overlapping wortktime hours...

python algorithm data-structures combinatorics

Enumerating all strings meeting given restrictions...

algorithm string enumeration combinatorics

Combination generator written in C : works for big n but for small n when n=0 or n=k crashes saying ...

c string set combinations combinatorics

Combinatoric 'N choose R' in java math?...

java math combinatorics

Given a list of numbers, find all matrices such that each column and row sum up to 264...

python python-3.x matrix combinatorics constraint-programming

How to efficiently calculate the fraction (valid UTF8 byte sequence of length N)/(total N-byte seque...

python algorithm math utf-8 combinatorics

Generate a simple decision tree program for finding minimums...

algorithm kotlin optimization decision-tree combinatorics

How to generate a random array from the values of another array, the sum of whose values are within ...

algorithm data-structures combinatorics

getting every combination of every combination of strings in array...

algorithm lua combinatorics partition

faster n choose k for combination of array ruby...

ruby combinatorics

Python permutations of x unique characters repeated y times each...

python permutation python-itertools combinatorics more-itertools

Calculate an upper bound on a tree containing sum nodes, choice nodes, and requiring consistent choi...

tree graph-theory mathematical-optimization combinatorics

Python: How to calculate combinations of parts of a given number, giving the number, list lenght, fi...

python math combinatorics

Combinatorics : Grouping Characters Challenges...

algorithm string math computer-science combinatorics

How can I get "permutations with repetitions/replacement" from a list (Cartesian product o...

python combinatorics cartesian-product

Recursively choose K items from N , until empty...

python-3.x recursion combinations combinatorics

Rank of Partition with specific length...

arrays algorithm combinatorics ranking integer-partition

Calculate products of columns according to combinations with replacement...

python matlab loops combinations combinatorics

Recombining 4 pairs of numbers...

google-sheets combinatorics

What does this list permutations implementation in Haskell exactly do?...

list haskell permutation combinatorics

Calculating the Amount of Combinations...

c++algorithm combinatorics

Cyclic group generator of [1, 2, 3, 4, 5, 6] under modulo 7 multiplication...

generator combinatorics cyclic

Is there a simple and efficient way to evaluate Elementary Symmetric Polynomials in Python?...

python combinatorics polynomials