Leetcode-Challenge

May Leetcoding Challenge 2021

Day	Name of Problem	Leetcode Link	Video Link	Code
1	Prefix and Suffix Search	https://leetcode.com/problems/prefix-and-suffix-search/	https://youtu.be/U7fIQ7qAeuE	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/745.%20Prefix%20and%20Suffix%20Search
2	Course Schedule III	https://leetcode.com/problems/course-schedule-iii/	https://youtu.be/ey8FxYsFAMU	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/630.%20Course%20Schedule%20III
3	Running Sum of 1d Array	https://leetcode.com/problems/running-sum-of-1d-array/	https://youtu.be/3uMmKCZ_9Go	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1480.%20Running%20Sum%20of%201d%20Array
4	Non-decreasing Array	https://leetcode.com/problems/non-decreasing-array/	https://youtu.be/iL7oSNc3OXA	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/665.%20Non-decreasing%20Array
5	Jump Game II	https://leetcode.com/problems/jump-game-ii/	https://youtu.be/BRnRPLNGWIo	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/45.%20Jump%20Game%20II

April Leetcoding Challenge 2021

Day	Name of Problem	Leetcode Link	Video Link	Code
1	Palindrome Linked List	https://leetcode.com/problems/palindrome-linked-list/	https://youtu.be/Ll9ZbXaXqlQ	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/234.%20Palindrome%20Linked%20List
2	Ones and Zeroes	https://leetcode.com/problems/ones-and-zeroes/	https://youtu.be/qkUZ87NCYSw	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/474.%20Ones%20and%20Zeroes
3	Longest Valid Parentheses	https://leetcode.com/problems/longest-valid-parentheses/	https://youtu.be/VdQuwtEd10M	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/32.%20Longest%20Valid%20Parentheses
4	Design Circular Queue	https://leetcode.com/problems/design-circular-queue/	https://youtu.be/Q2YhZ6Pq0GQ	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/622.%20Design%20Circular%20Queue
5	Global and Local Inversions	https://leetcode.com/problems/global-and-local-inversions/	https://youtu.be/1QlP6cVLrII	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/775.%20Global%20and%20Local%20Inversions
6	Minimum Operations to Make Array Equal	https://leetcode.com/problems/minimum-operations-to-make-array-equal/	https://youtu.be/9aGx9hoIBjI	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1551.%20Minimum%20Operations%20to%20Make%20Array%20Equal
7	Determine if String Halves Are Alike	https://leetcode.com/problems/determine-if-string-halves-are-alike/	https://youtu.be/752uISt9sCs	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1704.%20Determine%20if%20String%20Halves%20Are%20Alike
8	Letter Combinations of a Phone Number	https://leetcode.com/problems/letter-combinations-of-a-phone-number/	https://youtu.be/Ydur1aYALc4	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/17.%20Letter%20Combinations%20of%20a%20Phone%20Number
9	Verifying an Alien Dictionary	https://leetcode.com/problems/verifying-an-alien-dictionary/	https://youtu.be/jK5a8T9q4pc	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/953.%20Verifying%20an%20Alien%20Dictionary
10	Deepest Leaves Sum	https://leetcode.com/problems/deepest-leaves-sum/	https://youtu.be/kgG2LuxzAHU	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1302.%20Deepest%20Leaves%20Sum
11	Longest Increasing Path in a Matrix	https://leetcode.com/problems/longest-increasing-path-in-a-matrix/	https://youtu.be/WiEqhI7v2FY	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/329.%20Longest%20Increasing%20Path%20in%20a%20Matrix
12	Beautiful Arrangement II	https://leetcode.com/problems/beautiful-arrangement-ii/	https://youtu.be/BiQlqgmJ0BM	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/667.%20Beautiful%20Arrangement%20II
13	Flatten Nested List Iterator	https://leetcode.com/problems/flatten-nested-list-iterator/	https://youtu.be/V-gPWPOyq8I	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/341.%20Flatten%20Nested%20List%20Iterator
14	Partition List	https://leetcode.com/problems/partition-list/	https://youtu.be/b4FeEwAGDtU	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/86.%20Partition%20List
15	Fibonacci Number	https://leetcode.com/problems/fibonacci-number/	https://youtu.be/kIzjdvU_QIU	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/509.%20Fibonacci%20Number
16	Remove All Adjacent Duplicates in String II	https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string-ii/	https://youtu.be/RJpy4A7LJrs	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1209.%20Remove%20All%20Adjacent%20Duplicates%20in%20String%20II
17	Number of Submatrices That Sum to Target	https://leetcode.com/problems/number-of-submatrices-that-sum-to-target/	https://youtu.be/elADMOC_hDI	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1074.%20Number%20of%20Submatrices%20That%20Sum%20to%20Target
18	Remove Nth Node From End of List	https://leetcode.com/problems/remove-nth-node-from-end-of-list/	https://youtu.be/Kncuqqg_I18	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/19.%20Remove%20Nth%20Node%20From%20End%20of%20List
19	Combination Sum IV	https://leetcode.com/problems/combination-sum-iv/	https://youtu.be/GWqe_xfqxCA	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/377.%20Combination%20Sum%20IV
20	N-ary Tree Preorder Traversal	https://leetcode.com/problems/n-ary-tree-preorder-traversal/	https://youtu.be/DAIN1ZzvFeA	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/589.%20N-ary%20Tree%20Preorder%20Traversal
21	Triangle	https://leetcode.com/problems/triangle/	https://youtu.be/O2eaAdBpZBQ	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/120.%20Triangle
22	Brick Wall	https://leetcode.com/problems/brick-wall/	https://youtu.be/s4pN9Qfj8EY	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/554.%20Brick%20Wall
23	Count Binary Substrings	https://leetcode.com/problems/count-binary-substrings/	https://youtu.be/MGPHPadxhtQ	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/696.%20Count%20Binary%20Substrings
24	Critical Connections in a Network	https://leetcode.com/problems/critical-connections-in-a-network/	https://youtu.be/5xUdS0hclQ4	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1192.%20Critical%20Connections%20in%20a%20Network
25	Rotate Image	https://leetcode.com/problems/rotate-image/	https://youtu.be/bW_9pjcXP_4	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/48.%20Rotate%20Image
26	Furthest Building You Can Reach	https://leetcode.com/problems/furthest-building-you-can-reach/	https://youtu.be/wAxhnUhXvHE	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/1642.%20Furthest%20Building%20You%20Can%20Reach
27	Power of Three	https://leetcode.com/problems/power-of-three/	https://youtu.be/GNb8vSyw-WE	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/326.%20Power%20of%20Three
28	Unique Paths II	https://leetcode.com/problems/unique-paths-ii/	https://youtu.be/nZSXWXzn1aM	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/63.%20Unique%20Paths%20II
29	Find First and Last Position of Element in Sorted Array	https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array/	https://youtu.be/c_HH9sakxpY	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/34.%20Find%20First%20and%20Last%20Position%20of%20Element%20in%20Sorted%20Array
30	Powerful Integers	https://leetcode.com/problems/powerful-integers/	https://youtu.be/dkvMSZ1tRXo	https://github.com/Algorithms-Made-Easy/Leetcode-Challenge/blob/main/970.%20Powerful%20Integers