class Atcoder148A::Function

Attributes

a[R]
b[R]

Public Class Methods

new(a ,b) click to toggle source
# File lib/atcoder_148_a.rb, line 13
def initialize(a ,b)
  @a = a
  @b = b

  raise Error.new('invalid arguments') if ([1, 2, 3] & [@a, @b]).length == 0
end

Public Instance Methods

solve() click to toggle source
# File lib/atcoder_148_a.rb, line 20
def solve
  ([1, 2, 3] - [@a, @b]).first
end