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Zscaler Interview Questions (17)

Practice real interview problems from Zscaler

All17 Easy5 Medium8 Hard4

Status	Title	Solution	Practice	Difficulty	Companies	Topics
	14. Longest Common Prefix	Solution	Solve	Easy	Accenture+56	String Trie
	33. Search in Rotated Sorted Array	Solution	Solve	Medium	Accolite+54	Array Binary Search
	73. Set Matrix Zeroes	Solution	Solve	Medium	Amazon+23	Array Hash Table+1
	127. Word Ladder	Solution	Solve	Hard	Adobe+36	Breadth-First Search Hash Table+1
	146. LRU Cache	Solution	Solve	Medium	Adobe+127	Design Doubly-Linked List+2
	217. Contains Duplicate	Solution	Solve	Easy	Accenture+22	Array Hash Table+1
	465. Optimal Account Balancing	Solution	Solve	Hard	Affirm+10	Array Backtracking+3
	945. Minimum Increment to Make Array Unique	Solution	Solve	Medium	Amazon+9	Array Counting+2
	1041. Robot Bounded In Circle	Solution	Solve	Medium	Airbnb+11	Math Simulation+1
	1154. Day of the Year	Solution	Solve	Easy	Amazon+2	Math String
	1283. Find the Smallest Divisor Given a Threshold	Solution	Solve	Medium	Agoda+12	Array Binary Search
	2231. Largest Number After Digit Swaps by Parity	Solution	Solve	Easy	Bloomberg+4	Heap (Priority Queue)Sorting
	2366. Minimum Replacements to Sort the Array	Solution	Solve	Hard	Expedia+4	Array Greedy+1
	2932. Maximum Strong Pair XOR I	Solution	Solve	Easy	Zscaler	Array Bit Manipulation+3
	2935. Maximum Strong Pair XOR II	Solution	Solve	Hard	Zscaler	Array Bit Manipulation+3
	2964. Number of Divisible Triplet Sums	Solution	Solve	Medium	Activision+8	Array Hash Table
	3091. Apply Operations to Make Sum of Array Greater Than or Equal to k	Solution	Solve	Medium	Turing+1	Enumeration Greedy+1

Longest Common Prefix

Easy✓ Solution📹 Video

Accenture+56

Search in Rotated Sorted Array

Medium✓ Solution

Accolite+54

Array Binary Search

Set Matrix Zeroes

Medium✓ Solution

Amazon+23

Array Hash Table Matrix

Word Ladder

Hard✓ Solution📹 Video

Adobe+36

Breadth-First Search Hash Table String

LRU Cache

Medium✓ Solution

Adobe+127

Design Doubly-Linked List Hash Table+1

Contains Duplicate

Easy✓ Solution

Accenture+22

Array Hash Table Sorting

Optimal Account Balancing

Hard✓ Solution

Affirm+10

Array Backtracking Bit Manipulation+2

Minimum Increment to Make Array Unique

Medium✓ Solution📹 Video

Amazon+9

Array Counting Greedy+1

Robot Bounded In Circle

Medium✓ Solution📹 Video

Airbnb+11

Math Simulation String

Day of the Year

Easy

Amazon+2

Find the Smallest Divisor Given a Threshold

Medium✓ Solution

Agoda+12

Array Binary Search

Largest Number After Digit Swaps by Parity

Easy

Bloomberg+4

Heap (Priority Queue)Sorting

Minimum Replacements to Sort the Array

Hard✓ Solution📹 Video

Expedia+4

Array Greedy Math

Maximum Strong Pair XOR I

Easy

Zscaler

Array Bit Manipulation Hash Table+2

Maximum Strong Pair XOR II

Hard

Zscaler

Array Bit Manipulation Hash Table+2

Number of Divisible Triplet Sums

Medium

Activision+8

Array Hash Table

Apply Operations to Make Sum of Array Greater Than or Equal to k

Medium📹 Video

Turing+1

Enumeration Greedy Math