struct AtCoder::ModInt1000000007

• AtCoder::ModInt1000000007
• Struct
• Value
• Object

Overview

Implements atcoder::modint1000000007_i64.

alias Mint = AtCoder::ModInt1000000007
Mint.new(30_i64) // Mint.new(7_i64)

Defined in:

Constant Summary

M = 1000000007_u32

M2 = 582344008_u32

MOD = 1000000007_i64

MR = 2226617417_u32

R = 2068349879_u32

Constructors

• .new(value : Int)
• .new

Class Method Summary

• .combination(n, k)
• .factorial(n)
• .permutation(n, k)
• .raw(mgy : UInt32)

  Initialize using montgomery representation

• .repeated_combination(n, k)
• .zero

Instance Method Summary

• #*(value : self)
• #*(value)
• #**(value)
• #+(value : self)
• #+(value)
• #+
• #-(value : self)
• #-(value)
• #-
• #/(value : self)
• #/(value)
• #//(value)
• #<(value)
• #<<(value)
• #<=(value)
• #==(other : self)
• #==(other)

  Returns true if this struct is equal to other.

• #>(value)
• #>=(value)
• #abs
• #clone
• #inspect(io : IO)

  Appends this struct's name and instance variables names and values to the given IO.

• #inv
• #mgy : UInt32
• #mgy=(v : UInt32)
• #pow(value)
• #pred
• #reduce(b : UInt64) : UInt32
• #sqrt
• #succ
• #to_i64
• #to_s(io : IO)

  Same as #inspect(io).

• #val
• #value
• #zero?

Constructor Detail

Class Method Detail

Instance Method Detail

struct Point
  def initialize(@x : Int32, @y : Int32)
  end
end

p1 = Point.new 1, 2
p2 = Point.new 1, 2
p3 = Point.new 3, 4

p1 == p2 # => true
p1 == p3 # => false

struct Point
  def initialize(@x : Int32, @y : Int32)
  end
end

p1 = Point.new 1, 2
p1.to_s    # "Point(@x=1, @y=2)"
p1.inspect # "Point(@x=1, @y=2)"