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
63. Unique Paths II	Solve	Medium	Amazon+19	Array Dynamic Programming+1
64. Minimum Path Sum	Solve	Medium	Amazon+8	Array Dynamic Programming+1
66. Plus One	Solve	Easy	Adobe+5	Array Math
67. Add Binary	Solve	Easy	Adobe+5	Bit Manipulation Math+2
68. Text Justification	Solve	Hard	Adobe+25	Array Simulation+1
69. Sqrt(x)	Solve	Easy	Adobe+6	Binary Search Math
70. Climbing Stairs	Solve	Easy	Adobe+8	Dynamic Programming Math+1
71. Simplify Path	Solve	Medium	Amazon+3	Stack String
72. Edit Distance	Solve	Medium	Amazon+7	Dynamic Programming String
77. Combinations	Solve	Medium	Adobe+7	Backtracking
78. Subsets	Solve	Medium	Adobe+9	Array Backtracking+1
85. Maximal Rectangle	Solve	Hard	Amazon+2	Array Dynamic Programming+3
91. Decode Ways	Solve	Medium	Amazon+8	Dynamic Programming String
92. Reverse Linked List II	Solve	Medium	1218 Global+122	Linked List
94. Binary Tree Inorder Traversal	Solve	Easy	Adobe+13	Binary Tree Depth-First Search+2
95. Unique Binary Search Trees II	Solve	Medium	Adobe+14	Backtracking Binary Search Tree+3
97. Interleaving String	Solve	Medium	Amazon+23	Dynamic Programming String
99. Recover Binary Search Tree	Solve	Medium	Adobe+5	Binary Search Tree Binary Tree+2
100. Same Tree	Solve	Easy	Amazon+5	Binary Tree Breadth-First Search+2
101. Symmetric Tree	Solve	Easy	Adobe+7	Binary Tree Breadth-First Search+2
102. Binary Tree Level Order Traversal	Solve	Medium	Amazon+8	Binary Tree Breadth-First Search+1
103. Binary Tree Zigzag Level Order Traversal	Solve	Medium	Adobe+8	Binary Tree Breadth-First Search+1
104. Maximum Depth of Binary Tree	Solve	Easy	Amazon+7	Binary Tree Breadth-First Search+2
105. Construct Binary Tree from Preorder and Inorder Traversal	Solve	Medium	Amazon+5	Array Binary Tree+3
109. Convert Sorted List to Binary Search Tree	Solve	Medium	Amazon+3	Binary Search Tree Binary Tree+3
110. Balanced Binary Tree	Solve	Easy	Adobe+4	Binary Tree Depth-First Search+1
113. Path Sum II	Solve	Medium	Amazon+4	Backtracking Binary Tree+2
115. Distinct Subsequences	Solve	Hard	Amazon+2	Dynamic Programming String
116. Populating Next Right Pointers in Each Node	Solve	Medium	Adobe+11	Binary Tree Breadth-First Search+3
117. Populating Next Right Pointers in Each Node II	Solve	Medium	Adobe+8	Binary Tree Breadth-First Search+3
118. Pascal's Triangle	Solve	Easy	Adobe+17	Array Dynamic Programming
121. Best Time to Buy and Sell Stock	Solve	Easy	Adobe+30	Array Dynamic Programming
122. Best Time to Buy and Sell Stock II	Solve	Medium	Amazon+7	Array Dynamic Programming+1
124. Binary Tree Maximum Path Sum	Solve	Hard	Adobe+14	Binary Tree Depth-First Search+2
128. Longest Consecutive Sequence	Solve	Medium	Adobe+9	Array Hash Table+1
130. Surrounded Regions	Solve	Medium	Bloomberg+3	Array Breadth-First Search+3
131. Palindrome Partitioning	Solve	Medium	Amazon+4	Backtracking Dynamic Programming+1
133. Clone Graph	Solve	Medium	Amazon+5	Breadth-First Search Depth-First Search+2
135. Candy	Solve	Hard	Adobe+21	Array Greedy
136. Single Number	Solve	Easy	Adobe+8	Array Bit Manipulation
137. Single Number II	Solve	Medium	Amazon+10	Array Bit Manipulation
138. Copy List with Random Pointer	Solve	Medium	Aditya Birla group+30	Hash Table Linked List
139. Word Break	Solve	Medium	Accenture+38	Array Dynamic Programming+4
140. Word Break II	Solve	Hard	Adobe+7	Array Backtracking+5
141. Linked List Cycle	Solve	Easy	42gearMobilitySystems+131	Hash Table Linked List+1
144. Binary Tree Preorder Traversal	Solve	Easy	Adobe+2	Binary Tree Depth-First Search+2
146. LRU Cache	Solve	Medium	Accolite+56	Design Doubly-Linked List+2
147. Insertion Sort List	Solve	Medium	Google	Linked List Sorting
149. Max Points on a Line	Solve	Hard	Amazon+4	Array Geometry+2
150. Evaluate Reverse Polish Notation	Solve	Medium	Amazon+6	Array Math+1