From 7dafdbb0966c6d02723a59d6047fa65b6ae62866 Mon Sep 17 00:00:00 2001
From: fartem <jaman.smlnsk@gmail.com>
Date: Fri, 27 Sep 2024 10:05:01 +0300
Subject: [PATCH 1/2] 2024-09-27 v. 6.7.0: added "209. Minimum Size Subarray
 Sum"

---
 README.md                                     |  1 +
 leetcode-ruby.gemspec                         |  2 +-
 lib/medium/209_minimum_size_subarray_sum.rb   | 22 +++++++++++
 .../test_209_minimum_size_subarray_sum.rb     | 37 +++++++++++++++++++
 4 files changed, 61 insertions(+), 1 deletion(-)
 create mode 100644 lib/medium/209_minimum_size_subarray_sum.rb
 create mode 100644 test/medium/test_209_minimum_size_subarray_sum.rb

diff --git a/README.md b/README.md
index d89e1481..ec7101ec 100644
--- a/README.md
+++ b/README.md
@@ -535,3 +535,4 @@ Profile on LeetCode: [fartem](https://leetcode.com/fartem/).
 | 200. Number of Islands                                          | [Link](https://leetcode.com/problems/number-of-islands/)                                          | [Link](./lib/medium/200_number_of_islands.rb)                                          | [Link](./test/medium/test_200_number_of_islands.rb)                                          |
 | 204. Count Primes                                               | [Link](https://leetcode.com/problems/count-primes/)                                               | [Link](./lib/medium/204_count_primes.rb)                                               | [Link](./test/medium/test_204_count_primes.rb)                                               |
 | 208. Implement Trie (Prefix Tree)                               | [Link](https://leetcode.com/problems/implement-trie-prefix-tree/)                                 | [Link](./lib/medium/208_implement_trie_prefix_tree.rb)                                 | [Link](./test/medium/test_208_implement_trie_prefix_tree.rb)                                 |
+| 209. Minimum Size Subarray Sum                                  | [Link](https://leetcode.com/problems/minimum-size-subarray-sum/)                                  | [Link](./lib/medium/209_minimum_size_subarray_sum.rb)                                  | [Link](./test/medium/test_209_minimum_size_subarray_sum.rb)                                  |
diff --git a/leetcode-ruby.gemspec b/leetcode-ruby.gemspec
index e9dfd09d..9bfa66ea 100644
--- a/leetcode-ruby.gemspec
+++ b/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 = '6.6.9'
+  s.version = '6.7.0'
   s.license = 'MIT'
   s.files = ::Dir['lib/**/*.rb'] + %w[README.md]
   s.executable = 'leetcode-ruby'
diff --git a/lib/medium/209_minimum_size_subarray_sum.rb b/lib/medium/209_minimum_size_subarray_sum.rb
new file mode 100644
index 00000000..4122f9d9
--- /dev/null
+++ b/lib/medium/209_minimum_size_subarray_sum.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+# @param {Integer} target
+# @param {Integer[]} nums
+# @return {Integer}
+def min_sub_array_len(target, nums)
+  max = 1_000_000_000_000_000
+  result = max
+  l = 0
+  sum = 0
+  (0...nums.size).each do |i|
+    sum += nums[i]
+    while sum >= target
+      result = [result, i - l].min
+      sum -= nums[l]
+
+      l += 1
+    end
+  end
+
+  result == max ? 0 : result + 1
+end
diff --git a/test/medium/test_209_minimum_size_subarray_sum.rb b/test/medium/test_209_minimum_size_subarray_sum.rb
new file mode 100644
index 00000000..b8e4291d
--- /dev/null
+++ b/test/medium/test_209_minimum_size_subarray_sum.rb
@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+require_relative '../test_helper'
+require_relative '../../lib/medium/209_minimum_size_subarray_sum'
+require 'minitest/autorun'
+
+class MinimumSizeSubarraySumTest < ::Minitest::Test
+  def test_default_one
+    assert_equal(
+      2,
+      min_sub_array_len(
+        7,
+        [2, 3, 1, 2, 4, 3]
+      )
+    )
+  end
+
+  def test_default_two
+    assert_equal(
+      1,
+      min_sub_array_len(
+        4,
+        [1, 4, 4]
+      )
+    )
+  end
+
+  def test_default_three
+    assert_equal(
+      0,
+      min_sub_array_len(
+        11,
+        [1, 1, 1, 1, 1, 1, 1, 1]
+      )
+    )
+  end
+end

From 301ec9a84caf2310ede41f58428c103f1c1a1315 Mon Sep 17 00:00:00 2001
From: fartem <jaman.smlnsk@gmail.com>
Date: Fri, 27 Sep 2024 10:05:08 +0300
Subject: [PATCH 2/2] 2024-09-27 v. 6.7.0: added "209. Minimum Size Subarray
 Sum"

---
 lib/medium/209_minimum_size_subarray_sum.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/medium/209_minimum_size_subarray_sum.rb b/lib/medium/209_minimum_size_subarray_sum.rb
index 4122f9d9..1003a0ff 100644
--- a/lib/medium/209_minimum_size_subarray_sum.rb
+++ b/lib/medium/209_minimum_size_subarray_sum.rb
@@ -1,5 +1,6 @@
 # frozen_string_literal: true
 
+# https://leetcode.com/problems/minimum-size-subarray-sum/
 # @param {Integer} target
 # @param {Integer[]} nums
 # @return {Integer}