check_equal_frequency.rb

def checkEqualFrequency(inputArray)
    counts = Hash.new 0

    inputArray.each do |number|
        counts[number] += 1
    end

    counts = counts.to_a


    x = 0
    value = counts[0][1]

    while (x < counts.length)
          if counts[x][1] != value then
             return false
          end

          x = x + 1
    end

    return true
end