Dashboard Questions Topics Companies Sheets

Amazon Interview Questions

1,113 coding problems asked in Amazon interviews. Prepare for your technical interview with real questions.

1,113

Problems

267

Easy

645

Medium

201

Hard

Difficulty

All1113 Easy267 Medium645 Hard201

Title	Solve	Difficulty	Companies	Topics
725. Split Linked List in Parts	Solve	Medium	Amazon+3	Linked List
726. Number of Atoms	Solve	Hard	Amazon+5	Hash Table Sorting+2
728. Self Dividing Numbers	Solve	Easy	Adobe+3	Math
729. My Calendar I	Solve	Medium	Amazon+2	Array Binary Search+3
732. My Calendar III	Solve	Hard	Amazon+1	Binary Search Design+3
733. Flood Fill	Solve	Easy	Adobe+8	Array Breadth-First Search+2
735. Asteroid Collision	Solve	Medium	Amazon+15	Array Simulation+1
737. Sentence Similarity II	Solve	Medium	Amazon	Array Breadth-First Search+4
738. Monotone Increasing Digits	Solve	Medium	Amazon+2	Greedy Math
739. Daily Temperatures	Solve	Medium	Amazon+7	Array Monotonic Stack+1
740. Delete and Earn	Solve	Medium	Amazon+2	Array Dynamic Programming+1
741. Cherry Pickup	Solve	Hard	Akuna Capital+7	Array Dynamic Programming+1
743. Network Delay Time	Solve	Medium	Amazon+1	Breadth-First Search Depth-First Search+3
744. Find Smallest Letter Greater Than Target	Solve	Easy	Amazon+2	Array Binary Search
746. Min Cost Climbing Stairs	Solve	Easy	Adobe+9	Array Dynamic Programming
752. Open the Lock	Solve	Medium	Amazon+4	Array Breadth-First Search+2
754. Reach a Number	Solve	Medium	Amazon	Binary Search Math
756. Pyramid Transition Matrix	Solve	Medium	Airbnb+2	Bit Manipulation Breadth-First Search+1
762. Prime Number of Set Bits in Binary Representation	Solve	Easy	Amazon	Bit Manipulation Math
763. Partition Labels	Solve	Medium	Amazon+1	Greedy Hash Table+2
767. Reorganize String	Solve	Medium	Adobe+17	Counting Greedy+4
769. Max Chunks To Make Sorted	Solve	Medium	Amazon+1	Array Greedy+3
771. Jewels and Stones	Solve	Easy	Adobe+2	Hash Table String
772. Basic Calculator III	Solve	Hard	Amazon+12	Math Recursion+2
773. Sliding Puzzle	Solve	Hard	Airbnb+3	Array Backtracking+4
777. Swap Adjacent in LR String	Solve	Medium	Adobe+2	String Two Pointers
778. Swim in Rising Water	Solve	Hard	Amazon+6	Array Binary Search+5
779. K-th Symbol in Grammar	Solve	Medium	Adobe+3	Bit Manipulation Math+1
781. Rabbits in Forest	Solve	Medium	Adobe+2	Array Greedy+2
787. Cheapest Flights Within K Stops	Solve	Medium	Airbnb+15	Breadth-First Search Depth-First Search+4
790. Domino and Tromino Tiling	Solve	Medium	Adobe+2	Dynamic Programming
795. Number of Subarrays with Bounded Maximum	Solve	Medium	Adobe+2	Array Two Pointers
797. All Paths From Source to Target	Solve	Medium	Adobe+7	Backtracking Breadth-First Search+2
799. Champagne Tower	Solve	Medium	Adobe+6	Dynamic Programming
801. Minimum Swaps To Make Sequences Increasing	Solve	Hard	Amazon+1	Array Dynamic Programming
802. Find Eventual Safe States	Solve	Medium	Amazon+4	Breadth-First Search Depth-First Search+2
807. Max Increase to Keep City Skyline	Solve	Medium	Amazon+1	Array Greedy+1
815. Bus Routes	Solve	Hard	Amazon+7	Array Breadth-First Search+1
817. Linked List Components	Solve	Medium	Amazon+1	Array Hash Table+1
818. Race Car	Solve	Hard	Amazon+1	Dynamic Programming
819. Most Common Word	Solve	Easy	Amazon	Array Counting+2
820. Short Encoding of Words	Solve	Medium	Amazon+1	Array Hash Table+2
823. Binary Trees With Factors	Solve	Medium	Amazon+2	Array Dynamic Programming+2
826. Most Profit Assigning Work	Solve	Medium	Amazon+2	Array Binary Search+3
827. Making A Large Island	Solve	Hard	Adobe+10	Array Breadth-First Search+3
828. Count Unique Characters of All Substrings of a Given String	Solve	Hard	Amazon+3	Dynamic Programming Hash Table+1
841. Keys and Rooms	Solve	Medium	Amazon+1	Breadth-First Search Depth-First Search+1
842. Split Array into Fibonacci Sequence	Solve	Medium	Amazon	Backtracking String
844. Backspace String Compare	Solve	Easy	Amazon+12	Simulation Stack+2
847. Shortest Path Visiting All Nodes	Solve	Hard	Amazon+7	Bit Manipulation Bitmask+3