Update README.md

Author: kamyu104

README.md

@@ -876,6 +876,7 @@
 1497| [Check If Array Pairs Are Divisible by k](https://leetcode.com/problems/check-if-array-pairs-are-divisible-by-k/) | [C++](./C++/check-if-array-pairs-are-divisible-by-k.cpp) [Python](./Python/check-if-array-pairs-are-divisible-by-k.py) | _O(n)_ | _O(k)_ |  Medium | |
 1512| [Number of Good Pairs](https://leetcode.com/problems/number-of-good-pairs/) | [C++](./C++/number-of-good-pairs.cpp) [Python](./Python/number-of-good-pairs.py) | _O(n)_ | _O(1)_ |  Easy | |
 1513| [Number of Substrings With Only 1s](https://leetcode.com/problems/number-of-substrings-with-only-1s/) | [C++](./C++/number-of-substrings-with-only-1s.cpp) [Python](./Python/number-of-substrings-with-only-1s.py) | _O(n)_ | _O(1)_ |  Medium | |
+1525| [Number of Good Ways to Split a String](https://leetcode.com/problems/number-of-good-ways-to-split-a-string/) | [C++](./C++/number-of-good-ways-to-split-a-string.cpp) [Python](./Python/number-of-good-ways-to-split-a-string.py) | _O(n)_ | _O(1)_ |  Medium | |
 
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 1451| [Rearrange Words in a Sentence](https://leetcode.com/problems/rearrange-words-in-a-sentence/) | [C++](./C++/rearrange-words-in-a-sentence.cpp) [Python](./Python/rearrange-words-in-a-sentence.py) | _O(nlogn)_   | _O(n)_        | Medium         || String
 1481| [Least Number of Unique Integers after K Removals](https://leetcode.com/problems/least-number-of-unique-integers-after-k-removals/) | [C++](./C++/least-number-of-unique-integers-after-k-removals.cpp) [Python](./Python/least-number-of-unique-integers-after-k-removals.py) | _O(n)_   | _O(n)_        | Medium         || Counting Sort
 1509| [Minimum Difference Between Largest and Smallest Value in Three Moves](https://leetcode.com/problems/minimum-difference-between-largest-and-smallest-value-in-three-moves/) | [C++](./C++/minimum-difference-between-largest-and-smallest-value-in-three-moves.cpp) [Python](./Python/minimum-difference-between-largest-and-smallest-value-in-three-moves.py) | _O(n + klogk)_   | _O(1)_        | Medium         || Quick Select
+1523| [Count Odd Numbers in an Interval Range](https://leetcode.com/problems/count-odd-numbers-in-an-interval-range/) | [C++](./C++/count-odd-numbers-in-an-interval-range.cpp) [Python](./Python/count-odd-numbers-in-an-interval-range.py) | _O(1)_   | _O(1)_        | Easy         ||
 
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@@ -1228,6 +1230,7 @@
 1485| [Clone Binary Tree With Random Pointer](https://leetcode.com/problems/clone-binary-tree-with-random-pointer/) | [C++](./C++/clone-binary-tree-with-random-pointer.cpp) [Python](./Python/clone-binary-tree-with-random-pointer.py) | _O(n)_          | _O(h)_          | Medium           |🔒| DFS, Stack |
 1490| [Clone N-ary Tree](https://leetcode.com/problems/clone-n-ary-tree/) | [C++](./C++/clone-n-ary-tree.cpp) [Python](./Python/clone-n-ary-tree.py) | _O(n)_          | _O(h)_          | Medium           |🔒| DFS, Stack |
 1519| [Number of Nodes in the Sub-Tree With the Same Label](https://leetcode.com/problems/number-of-nodes-in-the-sub-tree-with-the-same-label/) | [C++](./C++/number-of-nodes-in-the-sub-tree-with-the-same-label.cpp) [Python](./Python/number-of-nodes-in-the-sub-tree-with-the-same-label.py) | _O(n)_          | _O(h)_          | Medium           || DFS, Stack |
+1522| [Diameter of N-Ary Tree](https://leetcode.com/problems/diameter-of-n-ary-tree/) | [C++](./C++/diameter-of-n-ary-tree.cpp) [Python](./Python/diameter-of-n-ary-tree.py) | _O(n)_          | _O(h)_          | Medium           |🔒| DFS, Stack |
 
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@@ -1453,6 +1456,7 @@
 1494| [Parallel Courses II](https://leetcode.com/problems/parallel-courses-ii/)| [C++](./C++/parallel-courses-ii.cpp) [Python](./Python/parallel-courses-ii.py) | _O((n * C(c, min(c, k))) * 2^n)_    | _O(2^n)_          | Hard           ||
 1504 | [Count Submatrices With All Ones](https://leetcode.com/problems/count-submatrices-with-all-ones/) | [C++](./C++/count-submatrices-with-all-ones.cpp) [Python](./Python/count-submatrices-with-all-ones.py) | _O(m * n)_ | _O(n)_ | Medium | | Mono Stack
 1510| [Stone Game IV](https://leetcode.com/problems/stone-game-iv/)| [C++](./C++/stone-game-iv.cpp) [Python](./Python/stone-game-iv.py) | _O(n * sqrt(n))_    | _O(n)_          | Hard           ||
+1524| [Number of Sub-arrays With Odd Sum](https://leetcode.com/problems/number-of-sub-arrays-with-odd-sum/)| [C++](./C++/number-of-sub-arrays-with-odd-sum.cpp) [Python](./Python/number-of-sub-arrays-with-odd-sum.py) | _O(n)_    | _O(1)_          | Medium           ||
 1531| [String Compression II](https://leetcode.com/problems/string-compression-ii/)| [C++](./C++/string-compression-ii.cpp) [Python](./Python/string-compression-ii.py) | _O(n^2 * k)_    | _O(n * k)_          | Hard           ||
 
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@@ -1539,6 +1543,7 @@
 1488| [Avoid Flood in The City](https://leetcode.com/problems/avoid-flood-in-the-city/)  | [C++](./C++/avoid-flood-in-the-city.cpp) [Python](./Python/avoid-flood-in-the-city.py) | _O(nlogn)_        | _O(n)_          | Medium           | | |
 1518| [Water Bottles](https://leetcode.com/problems/water-bottles/)  | [C++](./C++/water-bottles.cpp) [Python](./Python/water-bottles.py) | _O(logn/logm)_        | _O(1)_          | Easy           | | |
 1520| [Maximum Number of Non-Overlapping Substrings](https://leetcode.com/problems/maximum-number-of-non-overlapping-substrings/)  | [C++](./C++/maximum-number-of-non-overlapping-substrings.cpp) [Python](./Python/maximum-number-of-non-overlapping-substrings.py) | _O(n)_        | _O(1)_          | Medium           | | |
+1526| [Minimum Number of Increments on Subarrays to Form a Target Array](https://leetcode.com/problems/minimum-number-of-increments-on-subarrays-to-form-a-target-array/)  | [C++](./C++/minimum-number-of-increments-on-subarrays-to-form-a-target-array.cpp) [Python](./Python/minimum-number-of-increments-on-subarrays-to-form-a-target-array.py) | _O(n)_        | _O(1)_          | Hard           | | |
 
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