Dashboard Questions Topics Companies Sheets

Salesforce Interview Questions

77 coding problems asked in Salesforce interviews. Prepare for your technical interview with real questions.

Problems

Easy

Medium

Hard

Difficulty

All77 Easy17 Medium47 Hard13

Title	Solve	Difficulty	Companies	Topics
1. Two Sum	Solve	Easy	Accenture+29	Array Hash Table
3. Longest Substring Without Repeating Characters	Solve	Medium	Adobe+20	Hash Table Sliding Window+1
15. 3Sum	Solve	Medium	Adobe+21	Array Sorting+1
20. Valid Parentheses	Solve	Easy	Adobe+25	Stack String
33. Search in Rotated Sorted Array	Solve	Medium	Accenture+91	Array Binary Search
37. Sudoku Solver	Solve	Hard	Adobe+11	Array Backtracking+2
46. Permutations	Solve	Medium	Accenture+39	Array Backtracking
49. Group Anagrams	Solve	Medium	Adobe+23	Array Hash Table+2
53. Maximum Subarray	Solve	Medium	Adobe+22	Array Divide and Conquer+1
54. Spiral Matrix	Solve	Medium	Accenture+21	Array Matrix+1
55. Jump Game	Solve	Medium	Amazon+8	Array Dynamic Programming+1
56. Merge Intervals	Solve	Medium	Adobe+24	Array Sorting
62. Unique Paths	Solve	Medium	Accoloite+41	Combinatorics Dynamic Programming+1
74. Search a 2D Matrix	Solve	Medium	Accenture+23	Array Binary Search+1
75. Sort Colors	Solve	Medium	Adobe+9	Array Sorting+1
92. Reverse Linked List II	Solve	Medium	1218 Global+122	Linked List
97. Interleaving String	Solve	Medium	Amazon+23	Dynamic Programming String
114. Flatten Binary Tree to Linked List	Solve	Medium	Amazon+3	Binary Tree Depth-First Search+3
116. Populating Next Right Pointers in Each Node	Solve	Medium	Adobe+11	Binary Tree Breadth-First Search+3
121. Best Time to Buy and Sell Stock	Solve	Easy	Adobe+30	Array Dynamic Programming
139. Word Break	Solve	Medium	Accenture+38	Array Dynamic Programming+4
141. Linked List Cycle	Solve	Easy	42gearMobilitySystems+131	Hash Table Linked List+1
146. LRU Cache	Solve	Medium	Accolite+56	Design Doubly-Linked List+2
155. Min Stack	Solve	Medium	Adobe+7	Design Stack
173. Binary Search Tree Iterator	Solve	Medium	Amazon+5	Binary Search Tree Binary Tree+4
179. Largest Number	Solve	Medium	Adobe+8	Array Greedy+2
189. Rotate Array	Solve	Medium	Amazon+6	Array Math+1
200. Number of Islands	Solve	Medium	Adobe+40	Array Breadth-First Search+3
210. Course Schedule II	Solve	Medium	Amazon+14	Breadth-First Search Depth-First Search+2
215. Kth Largest Element in an Array	Solve	Medium	ABCO+44	Array Divide and Conquer+3
221. Maximal Square	Solve	Medium	Amazon+7	Array Dynamic Programming+1
239. Sliding Window Maximum	Solve	Hard	Accion Labs India+66	Array Heap (Priority Queue)+3
243. Shortest Word Distance	Solve	Easy	Amazon+4	Array String
268. Missing Number	Solve	Easy	Adobe+8	Array Binary Search+4
273. Integer to English Words	Solve	Hard	Amazon+7	Math Recursion+1
295. Find Median from Data Stream	Solve	Hard	Adobe+33	Data Stream Design+3
316. Remove Duplicate Letters	Solve	Medium	Amazon+6	Greedy Monotonic Stack+2
341. Flatten Nested List Iterator	Solve	Medium	Airbnb+10	Depth-First Search Design+4
403. Frog Jump	Solve	Hard	Adobe+21	Array Dynamic Programming
417. Pacific Atlantic Water Flow	Solve	Medium	Amazon+3	Array Breadth-First Search+2
459. Repeated Substring Pattern	Solve	Easy	Amazon+4	String String Matching
488. Zuma Game	Solve	Hard	Baidu+2	Breadth-First Search Dynamic Programming+3
495. Teemo Attacking	Solve	Easy	Riot Games+1	Array Simulation
588. Design In-Memory File System	Solve	Hard	Amazon+5	Design Hash Table+3
628. Maximum Product of Three Numbers	Solve	Easy	Salesforce	Array Math+1
706. Design HashMap	Solve	Easy	Adobe+26	Array Design+3
739. Daily Temperatures	Solve	Medium	Amazon+7	Array Monotonic Stack+1
761. Special Binary String	Solve	Hard	Coursera+1	Recursion String
855. Exam Room	Solve	Medium	Google+3	Design Heap (Priority Queue)+1
865. Smallest Subtree with all the Deepest Nodes	Solve	Medium	Amazon+2	Binary Tree Breadth-First Search+3