Coupang Interview Guide

Showing 3 of 50 questions

Ranking

A question's ranking corresponds to how commonly it's asked by Coupang. The higher the ranking, the more likely you'll encounter it in a Coupang interview.

Question

Frequency

Difficulty

Largest Rectangle in Histogram

Find the largest rectangular area that can fit within a histogram defined by an array of bar heights. You are given an array representing the height of bars, where each bar has a width of 1.

ArraysStacks

Very likely

If you have a Coupang interview, it's very likely that you will get this question

Hard

#1. Largest Rectangle in Histogram

Hard

Find the largest rectangular area that can fit within a histogram defined by an array of bar heights. You are given an array representing the height of bars, where each bar has a width of 1.

ArraysStacks

This question is very likely to be asked in your Coupang interview

LRU Cache

Design a data structure that acts as a Least Recently Used (LRU) cache. Implement methods to get and put key-value pairs, evicting the least recently used entry when the cache is full.

Linked ListsDynamic Programming

Very likely

If you have a Coupang interview, it's very likely that you will get this question

Medium

#2. LRU Cache

Medium

Design a data structure that acts as a Least Recently Used (LRU) cache. Implement methods to get and put key-value pairs, evicting the least recently used entry when the cache is full.

Linked ListsDynamic Programming

This question is very likely to be asked in your Coupang interview

Decode String

The problem involves decoding a string that follows a specific encoding rule: k[encoded_string], where the encoded_string inside the square brackets is repeated exactly k times. Your task is to decode the string and return the decoded string.

StringsStacksRecursion

Very likely

If you have a Coupang interview, it's very likely that you will get this question

Medium

#3. Decode String

Medium

StringsStacksRecursion

This question is very likely to be asked in your Coupang interview

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