Coding Interview Questions

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Design a banking system to facilitate account creation, deposits, transfers, and listing the most active accounts by total monetary activity, with commands entered via parsing CSV/JSON.
a year ago5 answers
Build a web crawler with multi-threading.
2 months ago
Implement a streaming database with the given constraints and requirements.
9 months ago
Code an image-processing pipeline that reads per-image instruction files and applies ordered transformations (e.g., rotate, invert, crop, convert) to large sets of images of varying sizes across multiple folders.
7 months ago
E-commerce (5 of 5)
3 years ago42 answers
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Find the longest substring without repeating characters.
+72 months ago38 answers
Monthly Post Success Analysis.
2 months ago37 answers
Maximum Number of Visible Points
9 months ago1 answer
Find the minimum characters to insert to make a string a palindrome.
7 months ago2 answers
Given an integer array nums and an integer k, return true if nums has a subarray of at least two elements whose sum is a multiple of k. Has video answer
+62 years ago18 answers
Find the first missing positive number in an array.
2 years ago13 answers
Design and implement an in-memory key-value store that supports set, transactional begin, commit, and abort operations.
24 days ago1 answer
Find the sum of all elements in a binary tree that fall within the range [low, high], where 'low' and 'high' are integers.
2 years ago11 answers
Instagram Likes
10 months ago47 answers
Given n houses in a line with money in each, find the maximum amount a robber can steal, without stealing from two adjacent houses.
+22 years ago4 answers
Top Earning Employees
10 months ago70 answers
Difference of Arrays
3 years ago62 answers
SQL Stored Procedures Has video answer
10 months ago4 answers
Tree Node. Has video answer
3 months ago26 answers
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Coding Interview Questions

Design a banking system to facilitate account creation, deposits, transfers, and listing the most active accounts by total monetary activity, with commands entered via parsing CSV/JSON.

Build a web crawler with multi-threading.

Implement a streaming database with the given constraints and requirements.

Code an image-processing pipeline that reads per-image instruction files and applies ordered transformations (e.g., rotate, invert, crop, convert) to large sets of images of varying sizes across multiple folders.

E-commerce (5 of 5)

Find the longest substring without repeating characters.

Monthly Post Success Analysis.

Maximum Number of Visible Points

Find the minimum characters to insert to make a string a palindrome.

Given an integer array nums and an integer k, return true if nums has a subarray of at least two elements whose sum is a multiple of k. Has video answer

Find the first missing positive number in an array.

Design and implement an in-memory key-value store that supports set, transactional begin, commit, and abort operations.

Find the sum of all elements in a binary tree that fall within the range [low, high], where 'low' and 'high' are integers.

Instagram Likes

Given n houses in a line with money in each, find the maximum amount a robber can steal, without stealing from two adjacent houses.

Top Earning Employees

Difference of Arrays

SQL Stored Procedures Has video answer

Tree Node. Has video answer

What's your approach to prompt engineering?

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