Ptc LeetCode Interview Questions
Practice 50 real coding problems frequently asked in Ptc technical interviews. Master these questions to ace your next Ptc software engineering interview.
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Ptc Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Decode String 100% | MediumM | Solve→ |
Find Longest Self-Contained Substring 92% | HardH | Solve→ |
Continuous Subarrays 84% | MediumM | Solve→ |
Valid Sudoku 83% | MediumM | Solve→ |
Identify the Largest Outlier in an Array 80% | MediumM | Solve→ |
Max Stack 78% | HardH | Solve→ |
Subsets 77% | MediumM | Solve→ |
Open the Lock 76% | MediumM | Solve→ |
Rotting Oranges 76% | MediumM | Solve→ |
Remove All Occurrences of a Substring 75% | MediumM | Solve→ |
Count Unhappy Friends 74% | MediumM | Solve→ |
Alien Dictionary 67% | HardH | Solve→ |
Binary Tree Zigzag Level Order Traversal 67% | MediumM | Solve→ |
Nested List Weight Sum 67% | MediumM | Solve→ |
Find the Index of the First Occurrence in a String 66% | EasyE | Solve→ |
Word Break 66% | MediumM | Solve→ |
Add Two Integers 66% | EasyE | Solve→ |
Construct Quad Tree 66% | MediumM | Solve→ |
Diameter of Binary Tree 65% | EasyE | Solve→ |
Single Number 64% | EasyE | Solve→ |
Palindrome Number 64% | EasyE | Solve→ |
Two Sum 63% | EasyE | Solve→ |
Line Reflection 62% | MediumM | Solve→ |
Capacity To Ship Packages Within D Days 62% | MediumM | Solve→ |
Integer to English Words 61% | HardH | Solve→ |
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Valid Palindrome 59% | EasyE | Solve→ |
Frequency of the Most Frequent Element 58% | MediumM | Solve→ |
Spiral Matrix 55% | MediumM | Solve→ |
Remove Nth Node From End of List 51% | MediumM | Solve→ |
Product of Array Except Self 50% | MediumM | Solve→ |
First Unique Character in a String 49% | EasyE | Solve→ |
4Sum 49% | MediumM | Solve→ |
Final Array State After K Multiplication Operations I 48% | EasyE | Solve→ |
Flip Columns For Maximum Number of Equal Rows 48% | MediumM | Solve→ |
Word Ladder 45% | HardH | Solve→ |
Minimum Difference in Sums After Removal of Elements 44% | HardH | Solve→ |
Median of Two Sorted Arrays 43% | HardH | Solve→ |
Minimum Add to Make Parentheses Valid 42% | MediumM | Solve→ |
Regular Expression Matching 39% | HardH | Solve→ |
Expression Add Operators 38% | HardH | Solve→ |
Copy List with Random Pointer 34% | MediumM | Solve→ |
Top K Frequent Elements 32% | MediumM | Solve→ |
Counting Bits 31% | EasyE | Solve→ |
Course Schedule 31% | MediumM | Solve→ |
Longest Palindromic Substring 28% | MediumM | Solve→ |
Evaluate Division 27% | MediumM | Solve→ |
Sum Root to Leaf Numbers 26% | MediumM | Solve→ |
Analyze User Website Visit Pattern 26% | MediumM | Solve→ |
Maximum Size Subarray Sum Equals k 25% | MediumM | Solve→ |
Minimum Window Substring 23% | HardH | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Ptc ask in interviews?
Ptc commonly asks 50 coding problems in technical interviews, including Decode String, Find Longest Self-Contained Substring, Continuous Subarrays. The difficulty breakdown is 10 Easy, 30 Medium, and 10 Hard problems.
How should I prepare for a Ptc coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Ptc interviews typically emphasize Array and String. Practice explaining your thought process while coding.
What is the difficulty level of Ptc coding interviews?
Based on our data, Ptc interviews include 10 Easy (20%), 30 Medium (60%), and 10 Hard (20%) problems.
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