find_length_of_lcis.rb

# Q-674 easy DP for longest continuous Incresing subseq.
def find_length_of_lcis(nums)
  dp = [1] * nums.size
  max = 1
  (1...nums.size).each do |i|
    dp[i] = dp[i - 1] + 1 if nums[i] > nums[i - 1]
    max = dp[i] if dp[i] > max
  end
  max
end