Dashboard Questions Topics Companies Sheets

Google Interview Questions

969 coding problems asked in Google interviews. Prepare for your technical interview with real questions.

969

Problems

192

Easy

518

Medium

259

Hard

Difficulty

All969 Easy192 Medium518 Hard259

Title	Solve	Difficulty	Companies	Topics
346. Moving Average from Data Stream	Solve	Easy	Amazon+3	Array Data Stream+2
349. Intersection of Two Arrays	Solve	Easy	Adobe+7	Array Binary Search+3
359. Logger Rate Limiter	Solve	Easy	Amazon+5	Data Stream Design+1
367. Valid Perfect Square	Solve	Easy	Google+1	Binary Search Math
383. Ransom Note	Solve	Easy	Adobe+3	Counting Hash Table+1
389. Find the Difference	Solve	Easy	Adobe+4	Bit Manipulation Hash Table+2
392. Is Subsequence	Solve	Easy	Accolite+15	Dynamic Programming String+1
401. Binary Watch	Solve	Easy	Google	Backtracking Bit Manipulation
404. Sum of Left Leaves	Solve	Easy	Adobe+6	Binary Tree Breadth-First Search+2
405. Convert a Number to Hexadecimal	Solve	Easy	Amazon+1	Bit Manipulation Math
408. Valid Word Abbreviation	Solve	Easy	Facebook+1	String Two Pointers
414. Third Maximum Number	Solve	Easy	Amazon+2	Array Sorting
415. Add Strings	Solve	Easy	Amazon+7	Math Simulation+1
422. Valid Word Square	Solve	Easy	Bloomberg+1	Array Matrix
441. Arranging Coins	Solve	Easy	Adobe+5	Binary Search Math
459. Repeated Substring Pattern	Solve	Easy	Amazon+4	String String Matching
461. Hamming Distance	Solve	Easy	Google	Bit Manipulation
463. Island Perimeter	Solve	Easy	Amazon+2	Array Breadth-First Search+2
482. License Key Formatting	Solve	Easy	Capital One+1	String
485. Max Consecutive Ones	Solve	Easy	Apple+1	Array
496. Next Greater Element I	Solve	Easy	Adobe+9	Array Hash Table+2
501. Find Mode in Binary Search Tree	Solve	Easy	Adobe+1	Binary Search Tree Binary Tree+2
504. Base 7	Solve	Easy	Google	Math
506. Relative Ranks	Solve	Easy	Accenture+1	Array Heap (Priority Queue)+1
509. Fibonacci Number	Solve	Easy	Adobe+8	Dynamic Programming Math+2
520. Detect Capital	Solve	Easy	Amazon+1	String
521. Longest Uncommon Subsequence I	Solve	Easy	Google	String
530. Minimum Absolute Difference in BST	Solve	Easy	Bloomberg+3	Binary Search Tree Binary Tree+3
543. Diameter of Binary Tree	Solve	Easy	Amazon+5	Binary Tree Depth-First Search+1
551. Student Attendance Record I	Solve	Easy	Google	String
557. Reverse Words in a String III	Solve	Easy	Accolite+27	String Two Pointers
572. Subtree of Another Tree	Solve	Easy	Amazon+3	Binary Tree Depth-First Search+3
577. Employee Bonus	Solve	Easy	Amazon+2	Database
584. Find Customer Referee	Solve	Easy	Adobe+5	Database
586. Customer Placing the Largest Number of Orders	Solve	Easy	Adobe+4	Database
589. N-ary Tree Preorder Traversal	Solve	Easy	Google	Depth-First Search Stack+1
595. Big Countries	Solve	Easy	Adobe+6	Database
604. Design Compressed String Iterator	Solve	Easy	Google	Array Design+2
657. Robot Return to Origin	Solve	Easy	Amazon+3	Simulation String
696. Count Binary Substrings	Solve	Easy	Adobe+8	String Two Pointers
703. Kth Largest Element in a Stream	Solve	Easy	Adobe+4	Binary Search Tree Binary Tree+4
704. Binary Search	Solve	Easy	Adobe+8	Array Binary Search
724. Find Pivot Index	Solve	Easy	Adobe+8	Array Prefix Sum
733. Flood Fill	Solve	Easy	Adobe+8	Array Breadth-First Search+2
734. Sentence Similarity	Solve	Easy	Facebook+1	Array Hash Table+1
746. Min Cost Climbing Stairs	Solve	Easy	Adobe+9	Array Dynamic Programming
747. Largest Number At Least Twice of Others	Solve	Easy	Google	Array Sorting
748. Shortest Completing Word	Solve	Easy	Google	Array Hash Table+1
760. Find Anagram Mappings	Solve	Easy	Google	Array Hash Table
771. Jewels and Stones	Solve	Easy	Adobe+2	Hash Table String