Merge pull request #492 from fartem/2027_Minimum_Moves_to_Convert_String

2024-02-05 v. 4.3.6: added "2027. Minimum Moves to Convert String"

Author: fartem

README.md

@@ -357,3 +357,4 @@ Profile on LeetCode: [fartem](https://leetcode.com/fartem/).
 | 2011. Final Value of Variable After Performing Operations          | [Link](https://leetcode.com/problems/final-value-of-variable-after-performing-operations/)          | [Link](./lib/easy/2011_final_value_of_variable_after_performing_operations.rb)          |
 | 2016. Maximum Difference Between Increasing Elements               | [Link](https://leetcode.com/problems/maximum-difference-between-increasing-elements/)               | [Link](./lib/easy/2016_maximum_difference_between_increasing_elements.rb)               |
 | 2022. Convert 1D Array Into 2D Array                               | [Link](https://leetcode.com/problems/convert-1d-array-into-2d-array/)                               | [Link](./lib/easy/2022_convert_1d_array_into_2d_array.rb)                               |
+| 2027. Minimum Moves to Convert String                              | [Link](https://leetcode.com/problems/minimum-moves-to-convert-string/)                              | [Link](./lib/easy/2027_minimum_moves_to_convert_string.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 = '4.3.5'
+  s.version = '4.3.6'
   s.license = 'MIT'
   s.files = ::Dir['lib/**/*.rb'] + %w[bin/leetcode-ruby README.md LICENSE]
   s.executable = 'leetcode-ruby'

lib/easy/2027_minimum_moves_to_convert_string.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+# https://leetcode.com/problems/minimum-moves-to-convert-string/
+# @param {String} s
+# @return {Integer}
+def minimum_moves(s)
+  result = 0
+  p = 0
+  while p < s.length
+    if s[p] == 'X'
+      result += 1
+      p += 3
+    else
+      p += 1
+    end
+  end
+
+  result
+end

test/easy/test_2027_minimum_moves_to_convert_string.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+require_relative '../test_helper'
+require_relative '../../lib/easy/2027_minimum_moves_to_convert_string'
+require 'minitest/autorun'
+
+class MinimumMovesToConvertStringTest < ::Minitest::Test
+  def test_default
+    assert_equal(1, minimum_moves('XXX'))
+    assert_equal(2, minimum_moves('XXOX'))
+    assert_equal(0, minimum_moves('OOOO'))
+  end
+end