module NmaxOleg

Constants

VERSION

Public Class Methods

nmax(stdin = $stdin, n) click to toggle source

# File lib/nmax.rb, line 4
def self.nmax(stdin = $stdin, n)
  if ARGV[1]
    puts "Enter only one argument please"
    exit
  elsif n == 0
    puts "Enter one number please"
  end

  numbers = []
  stdin.each_line do |line|
    line.scan(/[0-9]{1,1000}/).each{|i| numbers << i.to_i}
  end
  puts numbers.uniq.sort.reverse[0...n]
end