Dashboard Questions Topics Companies Sheets

Data Structures & Algorithms

Practice 3,374+ coding problems from top companies. Master DSA concepts and ace your interviews.

3,374

Problems

840

Easy

1762

Medium

772

Hard

Difficulty

All3374 Easy840 Medium1762 Hard772

Title	Solve	Difficulty	Companies	Topics
2644. Find the Maximum Divisibility Score	Solve	Easy	DE Shaw	Array
2648. Generate Fibonacci Sequence	Solve	Easy	-
2651. Calculate Delayed Arrival Time	Solve	Easy	-	Math
2652. Sum Multiples	Solve	Easy	Yahoo	Math
2656. Maximum Sum With Exactly K Elements	Solve	Easy	-	Array Greedy
2660. Determine the Winner of a Bowling Game	Solve	Easy	Amazon+1	Array Simulation
2665. Counter II	Solve	Easy	-
2666. Allow One Function Call	Solve	Easy	-
2667. Create Hello World Function	Solve	Easy	-
2668. Find Latest Salaries	Solve	Easy	-	Database
2669. Count Artist Occurrences On Spotify Ranking List	Solve	Easy	-	Database
2670. Find the Distinct Difference Array	Solve	Easy	-	Array Hash Table
2677. Chunk Array	Solve	Easy	-
2678. Number of Senior Citizens	Solve	Easy	-	Array String
2682. Find the Losers of the Circular Game	Solve	Easy	-	Array Hash Table+1
2687. Bikes Last Time Used	Solve	Easy	-	Database
2689. Extract Kth Character From The Rope Tree	Solve	Easy	Google	Binary Tree Depth-First Search+1
2690. Infinite Method Object	Solve	Easy	-
2695. Array Wrapper	Solve	Easy	-
2696. Minimum String Length After Removing Substrings	Solve	Easy	Yelp	Simulation Stack+1
2697. Lexicographically Smallest Palindrome	Solve	Easy	-	Greedy String+1
2703. Return Length of Arguments Passed	Solve	Easy	-
2704. To Be Or Not To Be	Solve	Easy	-
2706. Buy Two Chocolates	Solve	Easy	Amazon+1	Array Greedy+1
2710. Remove Trailing Zeros From a String	Solve	Easy	-	String
2715. Timeout Cancellation	Solve	Easy	-
2716. Minimize String Length	Solve	Easy	-	Hash Table String
2717. Semi-Ordered Permutation	Solve	Easy	-	Array Simulation
2723. Add Two Promises	Solve	Easy	-
2724. Sort By	Solve	Easy	-
2725. Interval Cancellation	Solve	Easy	-
2726. Calculator with Method Chaining	Solve	Easy	-
2727. Is Object Empty	Solve	Easy	-
2728. Count Houses in a Circular Street	Solve	Easy	Google	Array Interactive
2729. Check if The Number is Fascinating	Solve	Easy	-	Hash Table Math
2733. Neither Minimum nor Maximum	Solve	Easy	-	Array Sorting
2739. Total Distance Traveled	Solve	Easy	Apple	Math Simulation
2744. Find Maximum Number of String Pairs	Solve	Easy	-	Array Hash Table+2
2748. Number of Beautiful Pairs	Solve	Easy	-	Array Counting+3
2758. Next Day	Solve	Easy	-
2760. Longest Even Odd Subarray With Threshold	Solve	Easy	-	Array Sliding Window
2765. Longest Alternating Subarray	Solve	Easy	-	Array Enumeration
2769. Find the Maximum Achievable Number	Solve	Easy	Amazon	Math
2774. Array Upper Bound	Solve	Easy	-
2778. Sum of Squares of Special Elements	Solve	Easy	-	Array Enumeration
2784. Check if Array is Good	Solve	Easy	-	Array Hash Table+1
2788. Split Strings by Separator	Solve	Easy	-	Array String
2794. Create Object from Two Arrays	Solve	Easy	-
2796. Repeat String	Solve	Easy	-
2797. Partial Function with Placeholders	Solve	Easy	-