114 Flatten Binary Tree to Linked List |Leetcode |Java (Explained)Solution

Contains Duplicate 217 |Leetcode | 14 days DS challenge | Java Solution

242 Valid Anagram | leetcode | Java(Explained)solution

Find Palindrome With Fixed Length |Leetcode |java(Explained) Solution

114 Flatten Binary Tree to Linked List |Leetcode |Java (Explained)Solution

Find First and Last Position of Element in Sorted Array | leetcode |Java Solution (explained)|

86 Partition List leetcode java solution(Explained)

92 Reverse Linked List II |Leetcode | Java (Explained) Solution

792 Number of Matching Subsequences | Leetocde |Java (Explained) solution

118 Pascal's Triangle | Leetcode |Java (Explained)Solution

23 .Merge k Sorted Lists (Hard) | Leetcode |Java (Explained) Solution

1074 Number of Submatrices That Sum to Target | Leetcode | Java (Explained) Solution

629.K Inverse Pairs Array| Leetcode | Java (explained) Solution