2024-06-04 v. 5.8.1: added "2490. Circular Sentence"

Author: fartem

README.md

@@ -441,3 +441,4 @@ Profile on LeetCode: [fartem](https://leetcode.com/fartem/).
 | 2475. Number of Unequal Triplets in Array                          | [Link](https://leetcode.com/problems/number-of-unequal-triplets-in-array/)                          | [Link](./lib/easy/2475_number_of_unequal_triplets_in_array.rb)                          |
 | 2481. Minimum Cuts to Divide a Circle                              | [Link](https://leetcode.com/problems/minimum-cuts-to-divide-a-circle/)                              | [Link](./lib/easy/2481_minimum_cuts_to_divide_a_circle.rb)                              |
 | 2485. Find the Pivot Integer                                       | [Link](https://leetcode.com/problems/find-the-pivot-integer/)                                       | [Link](./lib/easy/2485_find_the_pivot_integer.rb)                                       |
+| 2490. Circular Sentence                                            | [Link](https://leetcode.com/problems/circular-sentence/)                                            | [Link](./lib/easy/2490_circular_sentence.rb)                                            |

leetcode-ruby.gemspec

@@ -5,7 +5,7 @@ require 'English'
 ::Gem::Specification.new do |s|
   s.required_ruby_version = '>= 3.0'
   s.name = 'leetcode-ruby'
-  s.version = '5.8.0'
+  s.version = '5.8.1'
   s.license = 'MIT'
   s.files = ::Dir['lib/**/*.rb'] + %w[bin/leetcode-ruby README.md LICENSE]
   s.executable = 'leetcode-ruby'

lib/easy/2490_circular_sentence.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+# https://leetcode.com/problems/circular-sentence/
+# @param {String} sentence
+# @return {Boolean}
+def is_circular_sentence(sentence)
+  words = sentence.split
+  first = words.first
+  curr = first[first.length - 1]
+  words.drop(1).each do |word|
+    return false unless word[0] == curr
+
+    curr = word[word.length - 1]
+  end
+
+  curr == first[0]
+end

test/easy/test_2490_circular_sentence.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require_relative '../test_helper'
+require_relative '../../lib/easy/2490_circular_sentence'
+require 'minitest/autorun'
+
+class CircularSentenceTest < ::Minitest::Test
+  def test_default
+    assert(is_circular_sentence('leetcode exercises sound delightful'))
+    assert(is_circular_sentence('eetcode'))
+    assert(!is_circular_sentence('Leetcode is cool'))
+  end
+end