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Azhar's first sheet - DSA Study Sheet | Talentd

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Azhar's first sheet

Dashboard Questions Topics Companies Sheets

DSA Corner Study SheetsAzhar's first sheet

Azhar's first sheet

Hey there

Azhar Khan

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problems

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4 followers

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Medium

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Tags:arrayslinked listhash map

Status	Title	Video	Leetcode	Solve	Difficulty	Companies	Topics
	134. Gas Station			Solve	Medium	-	Array Greedy
	135. Candy			Solve	Hard	-	Array Greedy
	136. Single Number			Solve	Easy	-	Array Bit Manipulation
	126. Word Ladder II			Solve	Hard	-	Backtracking Breadth-First Search+2
	113. Path Sum II			Solve	Medium	-	Backtracking Binary Tree+2
	112. Path Sum			Solve	Easy	-	Binary Tree Breadth-First Search+2
	98. Validate Binary Search Tree			Solve	Medium	-	Binary Search Tree Binary Tree+2
	93. Restore IP Addresses			Solve	Medium	-	Backtracking String
	95. Unique Binary Search Trees II			Solve	Medium	-	Backtracking Binary Search Tree+3
	94. Binary Tree Inorder Traversal			Solve	Easy	-	Binary Tree Depth-First Search+2
	84. Largest Rectangle in Histogram			Solve	Hard	-	Array Monotonic Stack+1
	82. Remove Duplicates from Sorted List II			Solve	Medium	-	Linked List Two Pointers
	81. Search in Rotated Sorted Array II			Solve	Medium	-	Array Binary Search
	73. Set Matrix Zeroes			Solve	Medium	-	Array Hash Table+1
	79. Word Search			Solve	Medium	-	Array Backtracking+2
	59. Spiral Matrix II			Solve	Medium	-	Array Matrix+1
	51. N-Queens			Solve	Hard	-	Array Backtracking
	47. Permutations II			Solve	Medium	-	Array Backtracking
	45. Jump Game II			Solve	Medium	-	Array Dynamic Programming+1
	40. Combination Sum II			Solve	Medium	-	Array Backtracking
	39. Combination Sum			Solve	Medium	-	Array Backtracking
	34. Find First and Last Position of Element in Sorted Array			Solve	Medium	-	Array Binary Search
	8. String to Integer (atoi)			Solve	Medium	-	String
	7. Reverse Integer			Solve	Medium	-	Math
	6. Zigzag Conversion			Solve	Medium	-	String
	4. Median of Two Sorted Arrays			Solve	Hard	-	Array Binary Search+1
	1. Two Sum			Solve	Easy	-	Array Hash Table
	2. Add Two Numbers			Solve	Medium	-	Linked List Math+1

Gas Station

Medium✓ Solution📹 Video

Candy

Hard✓ Solution📹 Video

Single Number

Easy✓ Solution📹 Video

Array Bit Manipulation

Word Ladder II

Hard✓ Solution📹 Video

Backtracking Breadth-First Search Hash Table+1

Path Sum II

Medium✓ Solution📹 Video

Backtracking Binary Tree Depth-First Search+1

Path Sum

Easy✓ Solution📹 Video

Binary Tree Breadth-First Search Depth-First Search+1

Validate Binary Search Tree

Medium✓ Solution📹 Video

Binary Search Tree Binary Tree Depth-First Search+1

Restore IP Addresses

Medium✓ Solution📹 Video

Backtracking String

Unique Binary Search Trees II

Medium✓ Solution📹 Video

Backtracking Binary Search Tree Binary Tree+2

Binary Tree Inorder Traversal

Easy✓ Solution📹 Video

Binary Tree Depth-First Search Stack+1

Largest Rectangle in Histogram

Hard✓ Solution📹 Video

Array Monotonic Stack Stack

Remove Duplicates from Sorted List II

Medium✓ Solution📹 Video

Linked List Two Pointers

Search in Rotated Sorted Array II

Medium✓ Solution📹 Video

Array Binary Search

Set Matrix Zeroes

Medium✓ Solution📹 Video

Array Hash Table Matrix

Word Search

Medium✓ Solution📹 Video

Array Backtracking Matrix+1

Spiral Matrix II

Medium✓ Solution📹 Video

Array Matrix Simulation

N-Queens

Hard✓ Solution📹 Video

Array Backtracking

Permutations II

Medium✓ Solution📹 Video

Array Backtracking

Jump Game II

Medium✓ Solution📹 Video

Array Dynamic Programming Greedy

Combination Sum II

Medium✓ Solution📹 Video

Array Backtracking

Combination Sum

Medium✓ Solution📹 Video

Array Backtracking

Find First and Last Position of Element in Sorted Array

Medium✓ Solution📹 Video

Array Binary Search

String to Integer (atoi)

Medium✓ Solution📹 Video

Reverse Integer

Medium✓ Solution📹 Video

Zigzag Conversion

Medium✓ Solution📹 Video

Median of Two Sorted Arrays

Hard✓ Solution📹 Video

Array Binary Search Divide and Conquer

Two Sum

Easy✓ Solution📹 Video

Array Hash Table

Add Two Numbers

Medium✓ Solution📹 Video

Linked List Math Recursion