FigureSet is the library which treats set operation.
C Ruby Shell
Switch branches/tags
Clone or download
Fetching latest commit…
Cannot retrieve the latest commit at this time.
Permalink
Failed to load latest commit information.
benchmark
bin
ext/figure_set
lib
test
.gitignore
.travis.yml
CODE_OF_CONDUCT.md
Gemfile
History.txt
LICENSE.txt
Manifest.txt
README.rdoc
Rakefile
figure_set.gemspec

README.rdoc

FigureSet

Gem Version Build Status

Description

FigureSet is the library which treats set operation. FigureSet is able to treat the set of 32bit integer.(0 .. 2 ** 32 -1)

How to

Initialize

an empty set.

empty_set = FigureSet.new

give array.

set = FigureSet.new([0,3,6,7])

Element operation

add to set.

set = FigureSet.new
set.add 10
set << 100
set.to_a #=> [10, 100]

remove from set.

set = FigureSet.new([1,4,5])
set.delete(4)
set.to_a #=> [1, 5]

Set operation

and

set1 = FigureSet.new([1,2,3,5])
set2 = FigureSet.new([2,4,6])
set_and = set1 & set2
set_and.to_a #=> [2]

or

set1 = FigureSet.new([1,2,3,5])
set2 = FigureSet.new([2,4,6])
set_or = set1 | set2
set_or.to_a #=> [1,2,3,4,5,6]

Other

size

set = FigureSet.new([1,2,3])
set.size #=> 3

empty?

set = FigureSet.new
set.empty? #=> true

clear

set = FigureSet.new([1,2,3])
set.clear
set.to_a #=> []

INSTALL:

sudo gem install figure_set

LICENSE:

FigureSet is released under the MIT license.