All ServiceNow Coding Interview Questions
73 questions we track for ServiceNow, most frequently asked first. Practice any of them in the code editor and get AI feedback on your solution.
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- Junior10% (7)
- Mid/Senior75% (55)
- Staff15% (11)
Questions
- Two Sum129 companiesJunior
- Longest Substring Without Repeating Characters112 companiesMid/Senior
- Median of Two Sorted Arrays47 companiesStaff
- Longest Palindromic Substring76 companiesMid/Senior
- Zigzag Conversion19 companiesMid/Senior
- Container With Most Water58 companiesMid/Senior
- Letter Combinations of a Phone Number40 companiesMid/Senior
- 4Sum19 companiesMid/Senior
- Valid Parentheses119 companiesJunior
- Merge Two Sorted Lists40 companiesJunior
- Generate Parentheses40 companiesMid/Senior
- Next Permutation31 companiesMid/Senior
- Find First and Last Position of Element in Sorted Array31 companiesMid/Senior
- Combination Sum30 companiesMid/Senior
- First Missing Positive35 companiesStaff
- Trapping Rain Water78 companiesStaff
- Jump Game II28 companiesMid/Senior
- Permutations26 companiesMid/Senior
- Group Anagrams91 companiesMid/Senior
- Pow(x, n)23 companiesMid/Senior
- Maximum Subarray66 companiesMid/Senior
- Merge Intervals109 companiesMid/Senior
- Simplify Path25 companiesMid/Senior
- Edit Distance31 companiesMid/Senior
- Set Matrix Zeroes24 companiesMid/Senior
- Sort Colors37 companiesMid/Senior
- Word Search40 companiesMid/Senior
- Best Time to Buy and Sell Stock90 companiesJunior
- Best Time to Buy and Sell Stock II28 companiesMid/Senior
- Word Ladder40 companiesStaff
- Gas Station27 companiesMid/Senior
- Reverse Words in a String29 companiesMid/Senior
- Maximum Product Subarray25 companiesMid/Senior
- Find Peak Element34 companiesMid/Senior
- Largest Number22 companiesMid/Senior
- Binary Tree Right Side View15 companiesMid/Senior
- Number of Islands81 companiesMid/Senior
- Reverse Linked List34 companiesJunior
- House Robber II19 companiesMid/Senior
- Kth Largest Element in an Array42 companiesMid/Senior
- Basic Calculator II33 companiesMid/Senior
- Palindrome Linked List16 companiesJunior
- Sliding Window Maximum46 companiesStaff
- Meeting Rooms II43 companiesMid/Senior
- Move Zeroes47 companiesJunior
- Coin Change42 companiesMid/Senior
- Top K Frequent Elements52 companiesMid/Senior
- Pacific Atlantic Water Flow12 companiesMid/Senior
- Longest Repeating Character Replacement22 companiesMid/Senior
- String Compression38 companiesMid/Senior
- Target Sum11 companiesMid/Senior
- Next Greater Element II16 companiesMid/Senior
- Single Element in a Sorted Array18 companiesMid/Senior
- Subarray Sum Equals K46 companiesMid/Senior
- Top K Frequent Words24 companiesMid/Senior
- Number of Distinct Islands14 companiesMid/Senior
- Asteroid Collision34 companiesMid/Senior
- Daily Temperatures31 companiesMid/Senior
- Fruit Into Baskets10 companiesMid/Senior
- Subarrays with K Different Integers17 companiesStaff
- Rotting Oranges50 companiesMid/Senior
- Longest Common Subsequence20 companiesMid/Senior
- Critical Connections in a Network8 companiesStaff
- Minimum One Bit Operations to Make Integers Zero5 companiesStaff
- Number of Visible People in a Queue17 companiesStaff
- Minimum Number of Swaps to Make the String Balanced13 companiesMid/Senior
- Vowels of All Substrings1 companyMid/Senior
- Check if a Parentheses String Can Be Valid7 companiesMid/Senior
- Number of Distinct Roll Sequences1 companyStaff
- Time Needed to Rearrange a Binary String5 companiesMid/Senior
- Amount of Time for Binary Tree to Be Infected12 companiesMid/Senior
- Lexicographically Smallest String After Operations With Constraint1 companyMid/Senior
- Find Minimum Diameter After Merging Two Trees3 companiesStaff