Home - Algorithms

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	Top 20 Problems on Dynamic programming		Top 10 Problems on Backtracking
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All Problems

#	Problem	Level	Completes	Likes
71	Stock Single Sell Problem - O(n) Solution	Hard	%	2
72	Find longest Snake sequence in a given matrix	Medium	%	1
73	Dynamic Programming - Count all paths in 2D Matrix with Obstructions in it	Medium	%	1
74	Dynamic Programming - Count all paths from top left to bottom right of a mXn matrix	Medium	%	1
75	Kadane's Algorithm - Maximum Subarray Problem	Medium	%	1
76	Shortest Range in K-sorted Lists	Hard	%	1
77	Get the Sum of all left leaves in a Binary tree	Beginner	%	1
78	Convert binary tree to its Sum tree	Medium	%	1
79	Dynamic Programming — Longest Palindromic Subsequence	Hard	%	1
80	Dynamic Programming - Maximum Product Cutting Problem.	Medium	%	1
81	Dynamic Programming - Rod Cutting Problem	Medium	%	1
82	Dynamic Programming - Coin Change Problem	Medium	%	1
83	Dynamic Programming - Minimum Cost Path Problem	Medium	%	1
84	Dynamic Programming - Maximum size square sub-matrix with all 1s	Medium	%	1
85	Dynamic Programming - Longest Increasing Subsequence	Medium	%	1
86	Breadth-First Search/Traversal in a Graph.	Beginner	%	1
87	Backtracking - Rat In A Maze Puzzle	Hard	%	0
88	Dynamic Programming - Stairs Climbing Puzzle	Beginner	%	1
89	Dynamic Programming - Minimum Coin Change Problem	Medium	%	1
90	Find the Deepest Node in a Binary Tree.	Medium	%	1
91	Print All Possible Valid Combinations Of Parenthesis of Given 'N'	Hard	%	1
92	Generate All Strings of n bits.	Medium	%	1
93	Find The Missing Duplicate in a Given Array.	Beginner	%	1
94	Construct Binary Search Tree from a given Preorder Traversal using Recursion	Hard	%	0
95	Depth First Search/Traversal in Binary Tree	Beginner	%	0
96	Given a Sorted Singly Linked List Array, Convert it into a Balanced Binary search Tree.	Medium	%	1
97	Convert a Sorted Doubly Linked List to Balanced BST.	Medium	%	1
98	In a Binary Tree, Check if Two nodes has the same parent or are siblings	Medium	%	0
99	In a Binary Tree, Check if two nodes are Cousins	Medium	%	0
100	Print All The Permutations Of a String	Hard	%	0
101	Get the Height of a Node in a Binary Tree	Medium	%	0
102	Find Whether Two Strings are Permutation of each other	Beginner	%	1
103	Reverse a Linked List	Beginner	%	0
104	Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths	Medium	%	1
105	Valid or Well Formed Parentheses \| Part - 1	Medium	%	0