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Servicenow LeetCode Interview Questions

Practice 67 coding problems currently tagged to Servicenow. Use the frequency and topic signals to build a focused software engineering interview practice plan.

Last updated: September 28, 2026

5 Easy
48 Medium
14 Hard

Top Topics at Servicenow

ArrayStringHash TableDynamic ProgrammingTwo Pointers

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Servicenow Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
LRU Cache
100%
MediumM
100%
Hash TableLinked List+2
Solve→
Longest Substring Without Repeating Characters
97.4%
MediumM
97.4%
Hash TableString+1
Solve→
Lexicographically Smallest String After Operations With Constraint
91.5%
MediumM
91.5%
StringGreedy
Solve→
Number of Distinct Roll Sequences
91.5%
HardH
91.5%
Dynamic ProgrammingMemoization
Solve→
Find Minimum Diameter After Merging Two Trees
91.5%
HardH
91.5%
TreeDepth-First Search+2
Solve→
Maximum Score with Co-Prime Element
91.5%
HardH
91.5%
ArrayHash Table+4
Solve→
Trapping Rain Water
87.9%
HardH
87.9%
ArrayTwo Pointers+3
Solve→
Generate Parentheses
83.8%
MediumM
83.8%
StringDynamic Programming+2
Solve→
Number of Islands
83.8%
MediumM
83.8%
ArrayDepth-First Search+3
Solve→
String Compression
83.8%
MediumM
83.8%
Two PointersString
Solve→
First Missing Positive
78.9%
HardH
78.9%
ArrayHash Table
Solve→
Container With Most Water
72.9%
MediumM
72.9%
ArrayTwo Pointers+1
Solve→
Valid Parentheses
72.9%
EasyE
72.9%
StringStack+1
Solve→
Sliding Window Maximum
72.9%
HardH
72.9%
ArrayQueue+4
Solve→
Longest Repeating Character Replacement
72.9%
MediumM
72.9%
Hash TableString+1
Solve→
Best Time to Buy and Sell Stock II
72.9%
MediumM
72.9%
ArrayDynamic Programming+1
Solve→
Two Sum
65.2%
EasyE
65.2%
ArrayHash Table
Solve→
Longest Palindromic Substring
65.2%
MediumM
65.2%
Two PointersString+2
Solve→
Maximum Subarray
65.2%
MediumM
65.2%
ArrayDivide and Conquer+1
Solve→
Kth Largest Element in an Array
65.2%
MediumM
65.2%
ArrayDivide and Conquer+3
Solve→
Move Zeroes
65.2%
EasyE
65.2%
ArrayTwo Pointers
Solve→
Number of Visible People in a Queue
65.2%
HardH
65.2%
ArrayStack+1
Solve→
Coin Change
65.2%
MediumM
65.2%
ArrayDynamic Programming+3
Solve→
Asteroid Collision
65.2%
MediumM
65.2%
ArrayStack+1
Solve→
Reverse Words in a String II
65.2%
MediumM
65.2%
Two PointersString
Solve→

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LFU Cache
65.2%
HardH
65.2%
Hash TableLinked List+2
Solve→
Set Matrix Zeroes
65.2%
MediumM
65.2%
ArrayHash Table+1
Solve→
Check if a Parentheses String Can Be Valid
65.2%
MediumM
65.2%
StringStack+2
Solve→
Minimum Number of Swaps to Make the String Balanced
65.2%
MediumM
65.2%
Two PointersString+3
Solve→
Jump Game II
65.2%
MediumM
65.2%
ArrayDynamic Programming+1
Solve→
Merge Two Sorted Lists
65.2%
EasyE
65.2%
Linked ListRecursion
Solve→
Median of Two Sorted Arrays
54.5%
HardH
54.5%
ArrayBinary Search+1
Solve→
Merge Intervals
54.5%
MediumM
54.5%
ArraySorting+1
Solve→
Largest Number
54.5%
MediumM
54.5%
ArrayString+2
Solve→
Reverse Linked List
54.5%
EasyE
54.5%
Linked ListRecursion
Solve→
Daily Temperatures
54.5%
MediumM
54.5%
ArrayStack+1
Solve→
Rotting Oranges
54.5%
MediumM
54.5%
ArrayBreadth-First Search+1
Solve→
Minimum One Bit Operations to Make Integers Zero
54.5%
HardH
54.5%
MathDynamic Programming+3
Solve→
Pow(x, n)
54.5%
MediumM
54.5%
MathRecursion
Solve→
Amount of Time for Binary Tree to Be Infected
54.5%
MediumM
54.5%
Hash TableTree+3
Solve→
Time Needed to Rearrange a Binary String
54.5%
MediumM
54.5%
StringDynamic Programming+1
Solve→
Binary Tree Right Side View
54.5%
MediumM
54.5%
TreeDepth-First Search+2
Solve→
Pacific Atlantic Water Flow
54.5%
MediumM
54.5%
ArrayDepth-First Search+2
Solve→
Letter Combinations of a Phone Number
54.5%
MediumM
54.5%
Hash TableString+1
Solve→
4Sum
54.5%
MediumM
54.5%
ArrayTwo Pointers+1
Solve→
Number of Distinct Islands
54.5%
MediumM
54.5%
ArrayHash Table+6
Solve→
Next Permutation
54.5%
MediumM
54.5%
ArrayTwo Pointers
Solve→
Gas Station
54.5%
MediumM
54.5%
ArrayGreedy
Solve→
Find Peak Element
54.5%
MediumM
54.5%
ArrayBinary Search
Solve→
Target Sum
54.5%
MediumM
54.5%
ArrayDynamic Programming+3
Solve→

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Single Element in a Sorted Array
54.5%
MediumM
54.5%
ArrayBinary Search
Solve→
Top K Frequent Elements
54.5%
MediumM
54.5%
ArrayHash Table+6
Solve→
Subarrays with K Different Integers
54.5%
HardH
54.5%
ArrayHash Table+2
Solve→
House Robber II
54.5%
MediumM
54.5%
ArrayDynamic Programming
Solve→
Maximum Profit From Trading Stocks
54.5%
MediumM
54.5%
ArrayDynamic Programming
Solve→
Subarray Sum Equals K
54.5%
MediumM
54.5%
ArrayHash Table+1
Solve→
Next Greater Element II
54.5%
MediumM
54.5%
ArrayStack+1
Solve→
Word Ladder
54.5%
HardH
54.5%
Hash TableString+2
Solve→
Simplify Path
54.5%
MediumM
54.5%
StringStack
Solve→
Fruit Into Baskets
54.5%
MediumM
54.5%
ArrayHash Table+1
Solve→
Longest Common Subsequence
54.5%
MediumM
54.5%
StringDynamic Programming+1
Solve→
Combination Sum
54.5%
MediumM
54.5%
ArrayBacktracking
Solve→
Critical Connections in a Network
54.5%
HardH
54.5%
Depth-First SearchGraph Theory+2
Solve→
Reverse Words in a String
54.5%
MediumM
54.5%
Two PointersString
Solve→
Sort Colors
54.5%
MediumM
54.5%
ArrayTwo Pointers+3
Solve→
Product of Array Except Self
54.5%
MediumM
54.5%
ArrayPrefix Sum
Solve→
Word Break II
54.5%
HardH
54.5%
ArrayHash Table+5
Solve→

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Frequently Asked Questions

What LeetCode problems are tagged to Servicenow?

Our current Servicenow practice dataset contains 67 tagged coding problems, including LRU Cache, Longest Substring Without Repeating Characters, Lexicographically Smallest String After Operations With Constraint. The difficulty breakdown is 5 Easy, 48 Medium, and 14 Hard problems.

How should I prepare for a Servicenow coding interview?

Focus on the most frequently asked problems first, especially those with high frequency scores. Servicenow interviews typically emphasize Array and String. Practice explaining your thought process while coding.

What is the difficulty level of Servicenow coding interviews?

Based on our data, Servicenow interviews include 5 Easy (7%), 48 Medium (72%), and 14 Hard (21%) problems.

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