Problems

3,858+ problems · 930 Easy · 2018 Medium · 910 Hard

Active:Medium· 2018 results

Status	Title	Solution	Practice	Difficulty	Companies	Topics
	3422. Minimum Operations to Make Subarray Elements Equal	Solution	Solve	Medium	-	Array Hash Table+3
	3388. Count Beautiful Splits in an Array	Solution	Solve	Medium	Amazon+1	Array Dynamic Programming
	3403. Find the Lexicographically Largest String From the Box I	Solution	Solve	Medium	Amazon+4	Enumeration String+1
	3380. Maximum Area Rectangle With Point Constraints I	Solution	Solve	Medium	Google+1	Array Binary Indexed Tree+5
	3408. Design Task Manager	Solution	Solve	Medium	Amazon+3	Design Hash Table+2
	3418. Maximum Amount of Money Robot Can Earn	Solution	Solve	Medium	PhonePe	Array Dynamic Programming+1
	3393. Count Paths With the Given XOR Value	Solution	Solve	Medium	Microsoft	Array Bit Manipulation+2
	3394. Check if Grid can be Cut into Sections	Solution	Solve	Medium	Amazon+2	Array Sorting
	3377. Digit Operations to Make Two Integers Equal	Solution	Solve	Medium	Microsoft	Graph Heap (Priority Queue)+3
	3381. Maximum Subarray Sum With Length Divisible by K	Solution	Solve	Medium	Amazon+3	Array Hash Table+1
	3376. Minimum Time to Break Locks I	Solution	Solve	Medium	Ivp	Array Backtracking+4
	3412. Find Mirror Score of a String	Solution	Solve	Medium	Carwale+1	Hash Table Simulation+2
	3397. Maximum Number of Distinct Elements After Operations	Solution	Solve	Medium	Amazon+3	Array Greedy+1
	3387. Maximize Amount After Two Days of Conversions	Solution	Solve	Medium	Google+2	Array Breadth-First Search+3
	3879. Maximum Distinct Path Sum in a Binary Tree	Solution	Solve	Medium	-
	3885. Design Event Manager	Solution	Solve	Medium	-
	3881. Direction Assignments with Exactly K Visible People	Solution	Solve	Medium	-
	3882. Minimum XOR Path in a Grid	Solution	Solve	Medium	-

Minimum Operations to Make Subarray Elements Equal

Medium✓ Solution

Array Hash Table Heap (Priority Queue)+2

Count Beautiful Splits in an Array

Medium✓ Solution📹 Video

Amazon+1

Array Dynamic Programming

Find the Lexicographically Largest String From the Box I

Medium✓ Solution📹 Video

Amazon+4

Enumeration String Two Pointers

Maximum Area Rectangle With Point Constraints I

Medium✓ Solution📹 Video

Google+1

Array Binary Indexed Tree Enumeration+4

Design Task Manager

Medium✓ Solution📹 Video

Amazon+3

Design Hash Table Heap (Priority Queue)+1

Maximum Amount of Money Robot Can Earn

Medium✓ Solution

PhonePe

Array Dynamic Programming Matrix

Count Paths With the Given XOR Value

Medium✓ Solution📹 Video

Microsoft

Array Bit Manipulation Dynamic Programming+1

Check if Grid can be Cut into Sections

Medium✓ Solution📹 Video

Amazon+2

Digit Operations to Make Two Integers Equal

Medium✓ Solution📹 Video

Microsoft

Graph Heap (Priority Queue)Math+2

Maximum Subarray Sum With Length Divisible by K

Medium✓ Solution📹 Video

Amazon+3

Array Hash Table Prefix Sum

Minimum Time to Break Locks I

Medium✓ Solution📹 Video

Ivp

Array Backtracking Bit Manipulation+3

Find Mirror Score of a String

Medium✓ Solution📹 Video

Carwale+1

Hash Table Simulation Stack+1

Maximum Number of Distinct Elements After Operations

Medium✓ Solution📹 Video

Amazon+3

Array Greedy Sorting

Maximize Amount After Two Days of Conversions

Medium✓ Solution📹 Video

Google+2

Array Breadth-First Search Depth-First Search+2

Maximum Distinct Path Sum in a Binary Tree

Medium✓ Solution

Design Event Manager

Medium✓ Solution📹 Video

Direction Assignments with Exactly K Visible People

Medium✓ Solution📹 Video

Minimum XOR Path in a Grid

Medium📹 Video