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The Trade Desk LeetCode Interview Questions

Practice 31 real coding problems frequently asked in The Trade Desk technical interviews. Master these questions to ace your next The Trade Desk software engineering interview.

5 Easy
23 Medium
3 Hard

Top Topics at The Trade Desk

ArrayHash TableStringTwo PointersSorting

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The Trade Desk Interview Problems

ProblemDifficultyDiffFrequencyTopicsAction
Generate Parentheses
100%
MediumM
100%
StringDynamic Programming+1
Solve→
Copy List with Random Pointer
95%
MediumM
95%
Hash TableLinked List
Solve→
Fraction to Recurring Decimal
93%
MediumM
93%
Hash TableMath+1
Solve→
Continuous Subarrays
92%
MediumM
92%
ArrayQueue+4
Solve→
Moving Average from Data Stream
86%
EasyE
86%
ArrayDesign+2
Solve→
Make String a Subsequence Using Cyclic Increments
77%
MediumM
77%
Two PointersString
Solve→
Single Number
76%
EasyE
76%
ArrayBit Manipulation
Solve→
Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
72%
MediumM
72%
ArrayQueue+4
Solve→
Container With Most Water
71%
MediumM
71%
ArrayTwo Pointers+1
Solve→
Move Pieces to Obtain a String
67%
MediumM
67%
Two PointersString
Solve→
Linked List Cycle
67%
EasyE
67%
Hash TableLinked List+1
Solve→
Number of Ships in a Rectangle
66%
HardH
66%
ArrayDivide and Conquer+1
Solve→
Accounts Merge
64%
MediumM
64%
ArrayHash Table+5
Solve→
Palindromic Substrings
58%
MediumM
58%
Two PointersString+1
Solve→
4Sum
58%
MediumM
58%
ArrayTwo Pointers+1
Solve→
All Nodes Distance K in Binary Tree
57%
MediumM
57%
Hash TableTree+3
Solve→
LRU Cache
53%
MediumM
53%
Hash TableLinked List+2
Solve→
Daily Temperatures
52%
MediumM
52%
ArrayStack+1
Solve→
Remove Duplicates from Sorted Array II
51%
MediumM
51%
ArrayTwo Pointers
Solve→
IP to CIDR
41%
MediumM
41%
StringBit Manipulation
Solve→
Random Pick Index
36%
MediumM
36%
Hash TableMath+2
Solve→
K Inverse Pairs Array
34%
HardH
34%
Dynamic Programming
Solve→
Subarray Sum Equals K
33%
MediumM
33%
ArrayHash Table+1
Solve→
Split Array Largest Sum
31%
HardH
31%
ArrayBinary Search+3
Solve→
Range Sum of BST
30%
EasyE
30%
TreeDepth-First Search+2
Solve→

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Two Sum
28%
EasyE
28%
ArrayHash Table
Solve→
Number of Islands
26%
MediumM
26%
ArrayDepth-First Search+3
Solve→
Reveal Cards In Increasing Order
26%
MediumM
26%
ArrayQueue+2
Solve→
The Earliest Moment When Everyone Become Friends
25%
MediumM
25%
ArrayUnion Find+1
Solve→
Minimum Add to Make Parentheses Valid
24%
MediumM
24%
StringStack+1
Solve→
Reorganize String
21%
MediumM
21%
Hash TableString+4
Solve→

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Frequently Asked Questions

What LeetCode problems does The Trade Desk ask in interviews?

The Trade Desk commonly asks 31 coding problems in technical interviews, including Generate Parentheses, Copy List with Random Pointer, Fraction to Recurring Decimal. The difficulty breakdown is 5 Easy, 23 Medium, and 3 Hard problems.

How should I prepare for a The Trade Desk coding interview?

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

What is the difficulty level of The Trade Desk coding interviews?

Based on our data, The Trade Desk interviews include 5 Easy (16%), 23 Medium (74%), and 3 Hard (10%) problems.

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