Problems

3,947+ problems · 946 Easy · 2062 Medium · 939 Hard

Active:Medium· 2062 results

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	-	Array Design+3
3881. Direction Assignments with Exactly K Visible People	Solution	Solve	Medium	-	Combinatorics Math
3882. Minimum XOR Path in a Grid	Solution	Solve	Medium	-	Array Bit Manipulation+2
3893. Maximum Team Size with Overlapping Intervals	Solution	Solve	Medium	-
3889. Mirror Frequency Distance	Solution	Solve	Medium	-	Counting Hash Table+1
3890. Integers With Multiple Sum of Two Cubes	Solution	Solve	Medium	-	Counting Enumeration+2
3891. Minimum Increase to Maximize Special Indices	Solution	Solve	Medium	-	Array Dynamic Programming+2
3895. Count Digit Appearances	Solution	Solve	Medium	-	Array Math
3896. Minimum Operations to Transform Array into Alternating Prime	Solution	Solve	Medium	-	Array Binary Search+4
3899. Angles of a Triangle	Solution	Solve	Medium	-	Array Geometry+1
3900. Longest Balanced Substring After One Swap	Solution	Solve	Medium	-	Hash Table Prefix Sum+1
3902. Zigzag Level Sum of Binary Tree	Solution	Solve	Medium	-
3907. Count Smaller Elements With Opposite Parity	Solution	Solve	Medium	-
3904. Smallest Stable Index II	Solution	Solve	Medium	-	Array
3905. Multi Source Flood Fill	Solution	Solve	Medium	-	Array Breadth-First Search+1
3909. Compare Sums of Bitonic Parts	Solution	Solve	Medium	-	Array
3913. Sort Vowels by Frequency	Solution	Solve	Medium	-	Counting Sorting+1
3914. Minimum Operations to Make Array Non Decreasing	Solution	Solve	Medium	-	Array Greedy
3927. Minimize Array Sum Using Divisible Replacements	Solution	Solve	Medium	-	Array Greedy+3
3918. Sum of Primes Between Number and Its Reverse	Solution	Solve	Medium	-	Math Number Theory
3926. Count Valid Word Occurrences	Solution	Solve	Medium	-	Array Counting+2
3919. Minimum Cost to Move Between Indices	Solution	Solve	Medium	-	Array Greedy+1
3923. Minimum Generations to Target Point	Solution	Solve	Medium	-	Array Hash Table+1
3922. Minimum Flips to Make Binary String Coherent	Solution	Solve	Medium	-	String
3932. Count K-th Roots in a Range	Solution	Solve	Medium	-	Binary Search Math
3935. Power Update After K-th Largest Insertion I	Solution	Solve	Medium	-
3933. Largest Local Values in a Matrix II	Solution	Solve	Medium	-	Array Matrix+1
3941. Password Strength	Solution	Solve	Medium	-	Hash Table String
3937. Minimum Operations to Make Array Modulo Alternating I	Solution	Solve	Medium	-	Array Enumeration
3942. Minimum Operations to Sort a Permutation	Solution	Solve	Medium	-	Array
3938. Maximum Path Intersection Sum in a Grid	Solution	Solve	Medium	-	Array Dynamic Programming+2
3947. Maximum Number of Items From Sale II	Solution	Solve	Medium	-	Array Greedy+2
3946. Maximum Number of Items From Sale I	Solution	Solve	Medium	-	Array Dynamic Programming+1
3951. Minimum Energy to Maintain Brightness	Solution	Solve	Medium	-	Array Sorting
3955. Valid Binary Strings With Cost Limit	Solution	Solve	Medium	-	Backtracking Bit Manipulation+2