All Amazon Coding Interview Questions
1626 questions we track for Amazon, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
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- Junior26% (417)
- Mid/Senior56% (910)
- Staff18% (299)
Questionspage 7 of 17
- Flip String to Monotone Increasing5 companiesMid/Senior
- Unique Email Addresses4 companiesJunior
- Binary Subarrays With Sum5 companiesMid/Senior
- Minimum Falling Path Sum8 companiesMid/Senior
- Beautiful Array5 companiesMid/Senior
- Shortest Bridge15 companiesMid/Senior
- Knight Dialer7 companiesMid/Senior
- Reorder Data in Log Files4 companiesMid/Senior
- Range Sum of BST6 companiesJunior
- Distinct Subsequences II2 companiesStaff
- Valid Mountain Array8 companiesJunior
- DI String Match3 companiesJunior
- Delete Columns to Make Sorted4 companiesJunior
- Minimum Increment to Make Array Unique9 companiesMid/Senior
- Validate Stack Sequences6 companiesMid/Senior
- Most Stones Removed with Same Row or Column10 companiesMid/Senior
- Reveal Cards In Increasing Order4 companiesMid/Senior
- Flip Equivalent Binary Trees4 companiesMid/Senior
- Verifying an Alien Dictionary8 companiesJunior
- Delete Columns to Make Sorted II3 companiesMid/Senior
- Tallest Billboard6 companiesStaff
- Prison Cells After N Days1 companyMid/Senior
- Check Completeness of a Binary Tree5 companiesMid/Senior
- Regions Cut By Slashes7 companiesMid/Senior
- Delete Columns to Make Sorted III2 companiesStaff
- N-Repeated Element in Size 2N Array6 companiesJunior
- Maximum Width Ramp8 companiesMid/Senior
- Vowel Spellchecker7 companiesMid/Senior
- Numbers With Same Consecutive Differences5 companiesMid/Senior
- Binary Tree Cameras14 companiesStaff
- K Closest Points to Origin17 companiesMid/Senior
- Subarray Sums Divisible by K11 companiesMid/Senior
- Largest Perimeter Triangle5 companiesJunior
- Squares of a Sorted Array17 companiesJunior
- Longest Turbulent Subarray3 companiesMid/Senior
- Distribute Coins in Binary Tree8 companiesMid/Senior
- Unique Paths III7 companiesStaff
- Minimum Cost For Tickets13 companiesMid/Senior
- String Without AAA or BBB3 companiesMid/Senior
- Interval List Intersections12 companiesMid/Senior
- Vertical Order Traversal of a Binary Tree14 companiesStaff
- Smallest String Starting From Leaf2 companiesMid/Senior
- Add to Array-Form of Integer5 companiesJunior
- Satisfiability of Equality Equations6 companiesMid/Senior
- Subarrays with K Different Integers17 companiesStaff
- Cousins in Binary Tree7 companiesJunior
- Rotting Oranges50 companiesMid/Senior
- Minimum Number of K Consecutive Bit Flips5 companiesStaff
- Find the Town Judge7 companiesJunior
- Minimum Cost to Merge Stones4 companiesStaff
- Find Common Characters6 companiesJunior
- Max Consecutive Ones III19 companiesMid/Senior
- Clumsy Factorial4 companiesMid/Senior
- Minimum Domino Rotations For Equal Row4 companiesMid/Senior
- Construct Binary Search Tree from Preorder Traversal5 companiesMid/Senior
- Complement of Base 10 Integer5 companiesJunior
- Pairs of Songs With Total Durations Divisible by 608 companiesMid/Senior
- Capacity To Ship Packages Within D Days21 companiesMid/Senior
- Partition Array Into Three Parts With Equal Sum5 companiesJunior
- Best Sightseeing Pair6 companiesMid/Senior
- Smallest Integer Divisible by K6 companiesMid/Senior
- Binary Prefix Divisible By 53 companiesJunior
- Next Greater Node In Linked List4 companiesMid/Senior
- Number of Enclaves4 companiesMid/Senior
- Remove Outermost Parentheses6 companiesJunior
- Sum of Root To Leaf Binary Numbers6 companiesJunior
- Divisor Game7 companiesJunior
- Maximum Difference Between Node and Ancestor5 companiesMid/Senior
- Longest Arithmetic Subsequence6 companiesMid/Senior
- Recover a Tree From Preorder Traversal5 companiesStaff
- Two City Scheduling6 companiesMid/Senior
- Maximum Sum of Two Non-Overlapping Subarrays2 companiesMid/Senior
- Uncrossed Lines4 companiesMid/Senior
- Escape a Large Maze3 companiesStaff
- Binary Search Tree to Greater Sum Tree4 companiesMid/Senior
- Minimum Score Triangulation of Polygon5 companiesMid/Senior
- Robot Bounded In Circle11 companiesMid/Senior
- Partition Array for Maximum Sum5 companiesMid/Senior
- Longest Duplicate Substring7 companiesStaff
- Last Stone Weight13 companiesJunior
- Remove All Adjacent Duplicates In String16 companiesJunior
- Longest String Chain16 companiesMid/Senior
- Last Stone Weight II5 companiesMid/Senior
- Height Checker6 companiesJunior
- Grumpy Bookstore Owner8 companiesMid/Senior
- Distant Barcodes2 companiesMid/Senior
- Lexicographically Smallest Equivalent String5 companiesMid/Senior
- Greatest Common Divisor of Strings8 companiesJunior
- Flip Columns For Maximum Number of Equal Rows4 companiesMid/Senior
- Number of Submatrices That Sum to Target4 companiesStaff
- Insufficient Nodes in Root to Leaf Paths1 companyMid/Senior
- Smallest Subsequence of Distinct Characters4 companiesMid/Senior
- Duplicate Zeros4 companiesJunior
- Shortest Path in Binary Matrix16 companiesMid/Senior
- Shortest Common Supersequence5 companiesStaff
- Car Pooling13 companiesMid/Senior
- Filling Bookcase Shelves5 companiesMid/Senior
- Parsing A Boolean Expression8 companiesStaff
- Defanging an IP Address7 companiesJunior
- Corporate Flight Bookings5 companiesMid/Senior