Dashboard Questions Topics Companies Sheets

Apple Interview Questions

390 coding problems asked in Apple interviews. Prepare for your technical interview with real questions.

390

Problems

125

Easy

194

Medium

Hard

Difficulty

All390 Easy125 Medium194 Hard71

Title	Solve	Difficulty	Companies	Topics
1153. String Transforms Into Another String	Solve	Hard	Amazon+4	Hash Table String
1155. Number of Dice Rolls With Target Sum	Solve	Medium	Accolite+14	Dynamic Programming
1174. Immediate Food Delivery II	Solve	Medium	Apple+1	Database
1185. Day of the Week	Solve	Easy	Apple+1	Math
1188. Design Bounded Blocking Queue	Solve	Medium	Adobe+8	Concurrency
1207. Unique Number of Occurrences	Solve	Easy	Adobe+5	Array Hash Table
1209. Remove All Adjacent Duplicates in String II	Solve	Medium	Amazon+7	Stack String
1229. Meeting Scheduler	Solve	Medium	Adobe+8	Array Sorting+1
1235. Maximum Profit in Job Scheduling	Solve	Hard	Adobe+18	Array Binary Search+2
1251. Average Selling Price	Solve	Easy	Adobe+3	Database
1266. Minimum Time Visiting All Points	Solve	Easy	Amazon+4	Array Geometry+1
1268. Search Suggestions System	Solve	Medium	Adobe+5	Array Binary Search+4
1282. Group the People Given the Group Size They Belong To	Solve	Medium	Apple+3	Array Greedy+1
1291. Sequential Digits	Solve	Medium	Amazon+1	Enumeration
1293. Shortest Path in a Grid with Obstacles Elimination	Solve	Hard	Amazon+10	Array Breadth-First Search+1
1302. Deepest Leaves Sum	Solve	Medium	Apple	Binary Tree Breadth-First Search+2
1312. Minimum Insertion Steps to Make a String Palindrome	Solve	Hard	Adobe+10	Dynamic Programming String
1313. Decompress Run-Length Encoded List	Solve	Easy	Amazon+1	Array
1326. Minimum Number of Taps to Open to Water a Garden	Solve	Hard	Aditya Birla group+26	Array Dynamic Programming+1
1342. Number of Steps to Reduce a Number to Zero	Solve	Easy	Apple+2	Bit Manipulation Math
1352. Product of the Last K Numbers	Solve	Medium	Amazon+3	Array Data Stream+3
1356. Sort Integers by The Number of 1 Bits	Solve	Easy	Accenture+6	Array Bit Manipulation+2
1359. Count All Valid Pickup and Delivery Options	Solve	Hard	Apple+3	Combinatorics Dynamic Programming+1
1380. Lucky Numbers in a Matrix	Solve	Easy	Apple	Array Matrix
1389. Create Target Array in the Given Order	Solve	Easy	Amazon+2	Array Simulation
1443. Minimum Time to Collect All Apples in a Tree	Solve	Medium	Apple+2	Breadth-First Search Depth-First Search+2
1446. Consecutive Characters	Solve	Easy	Apple+1	String
1470. Shuffle the Array	Solve	Easy	Amazon+1	Array
1519. Number of Nodes in the Sub-Tree With the Same Label	Solve	Medium	Apple+4	Breadth-First Search Counting+3
1523. Count Odd Numbers in an Interval Range	Solve	Easy	Accenture+3	Math
1524. Number of Sub-arrays With Odd Sum	Solve	Medium	Apple+1	Array Dynamic Programming+2
1530. Number of Good Leaf Nodes Pairs	Solve	Medium	Apple+4	Binary Tree Depth-First Search+1
1535. Find the Winner of an Array Game	Solve	Medium	Amazon+5	Array Simulation
1581. Customer Who Visited but Did Not Make Any Transactions	Solve	Easy	Adobe+3	Database
1588. Sum of All Odd Length Subarrays	Solve	Easy	Adobe+2	Array Math+1
1626. Best Team With No Conflicts	Solve	Medium	Adobe+3	Array Dynamic Programming+1
1639. Number of Ways to Form a Target String Given a Dictionary	Solve	Hard	AppDynamics+6	Array Dynamic Programming+1
1658. Minimum Operations to Reduce X to Zero	Solve	Medium	Adobe+3	Array Binary Search+3
1661. Average Time of Process per Machine	Solve	Easy	Adobe+6	Database
1662. Check If Two String Arrays are Equivalent	Solve	Easy	Amazon+2	Array String
1669. Merge In Between Linked Lists	Solve	Medium	Amazon+2	Linked List
1671. Minimum Number of Removals to Make Mountain Array	Solve	Hard	Apple+1	Array Binary Search+2
1678. Goal Parser Interpretation	Solve	Easy	Apple	String
1689. Partitioning Into Minimum Number Of Deci-Binary Numbers	Solve	Medium	Apple	Greedy String
1696. Jump Game VI	Solve	Medium	Amazon+4	Array Dynamic Programming+3
1732. Find the Highest Altitude	Solve	Easy	Apple+4	Array Prefix Sum
1757. Recyclable and Low Fat Products	Solve	Easy	Adobe+8	Database
1770. Maximum Score from Performing Multiplication Operations	Solve	Hard	Apple+1	Array Dynamic Programming
1795. Rearrange Products Table	Solve	Easy	Amazon+2	Database
1804. Implement Trie II (Prefix Tree)	Solve	Medium	Apple+1	Design Hash Table+2