two_sums

# nums = [2, 3, 11, 22], target = 9,
# Because nums[0] + nums[1] = 2 + 7 = 9,
#return [0, 1]

def two_sum(nums, target)
  nums.each do |i|
    nums.each do |x|
      if i + x == target && nums.index(i) != nums.index(x)
        return [nums.index(i), nums.index(x)]
      end
    end
  end   
end


two_sum([2, 7, 11, 22], 9)