gistfile1.rb

require "mathn"


class Matt

 def initialize(a,b)
     @a,@b = a,b
 end

 def matrixa(a)
     puts "Vvedit matrix a "
     @a=Matrix[[1, 1, 1], [1, 1, 1], [1, 1, 1]]

     #@a = gets.strip.split(" ").map{|s| s.split("x").map{|i| i.to_i} }
     #Matrix[ *@a ]

     p @a
 end

    
 def matrixb(b)
     puts "Vvedit matrix b "
     @b=Matrix[[3, 3, 3], [3, 3, 3], [3, 3, 3]]
     #@b = gets.strip.split(" ").map{|s| s.split("x").map{|i| i.to_i} }
     #Matrix[ *@b ]
     p @b
 end


  def viraz
     puts "Vedit znak 1=+ 2=-" 
     m=gets.to_i
       if m == 1
         puts @a+@b

       else
         puts @a-@b
       end
  end


end


rezultat = Matt.new(@a,@b)
rezultat.matrixa(@a)
rezultat.matrixb(@b)
rezultat.viraz

gistfile2.txt