# Coupang Interview Questions

Coupang is a South Korean e-commerce company based in SeoulSouth Korea, and incorporated in DelawareUnited States. Founded in 2010 by Bom Kim, the company expanded to become the largest online marketplace in South Korea. Its expansion led the company to video streaming distribution after the launch of the service Coupang Play. Coupang is often referred to as the “Amazon of South Korea”, due to its position and corporate size in the South Korean online market.

It has got a 3.6* rating on Glassdoor and is considered one of the best product-based companies. It is highly regarded for its work-life balance.

They provide good training as well which will be beneficial in future too. You can practice the below Coupang Interview Questions for the interview. We have collected past frequently asked Coupang Interview Questions for your reference.

## Coupang Array Questions

Question 1. Maximum Sum Increasing Subsequence Problem Statement In the “Maximum Sum Increasing Subsequence” problem we have given an array. Find the sum of the maximum subsequence of the given array, that is the integers in the subsequence are in sorted order. A subsequence is a part of an array which is a sequence that is ...

Question 2. Subarray with Given Sum Problem Statement In the subarray with the given sum problem, we have given an array containing n positive elements. We have to find the subarray in which the sum of all the elements of the subarray equal to a given_sum. Subarray is obtained from the original array by deleting some ...

## Coupang String Questions

Question 3. Decode String Leetcode Solution Problem Statement The Decode String LeetCode Solution – “Decode String” asks you to convert the encoded string into a decoded string. The encoding rule is k[encoded_string], where the encoded_string inside the square brackets is being repeated exactly k times where k is a positive integer. Example: Input: s = "3[a]2[bc]" Output: "aaabcbc" ...

## Coupang Stack Questions

Question 4. Decode String Leetcode Solution Problem Statement The Decode String LeetCode Solution – “Decode String” asks you to convert the encoded string into a decoded string. The encoding rule is k[encoded_string], where the encoded_string inside the square brackets is being repeated exactly k times where k is a positive integer. Example: Input: s = "3[a]2[bc]" Output: "aaabcbc" ...

## Coupang Other Questions

Question 5. Number of Closed Islands Leetcode Solution Problem Statement : Number of Closed Islands Leetcode Solution – Given a 2D grid consisting of 0s (land) and 1s (water).  An island is a maximal 4-directionally connected group of 0s and a closed island is an island totally (all left, top, right, bottom) surrounded by 1s. Return the number of closed islands. Example : Example 1  Input: grid = [[1,1,1,1,1,1,1,0],[1,0,0,0,0,1,1,0],[1,0,1,0,1,1,1,0],[1,0,0,0,0,1,0,1],[1,1,1,1,1,1,1,0]] Output: 2 Explanation: Islands in gray ...

Question 6. Alien Dictionary LeetCode Solution Problem Statement Alien Dictionary LeetCode Solution – There is a new alien language that uses the English alphabet. However, the order among the letters is unknown to you. You are given a list of strings words from the alien language’s dictionary, where the strings in words are sorted lexicographically by the rules of this new language. ...

Question 7. Employee Free Time LeetCode Solution Problem Statement Employee Free Time LeetCode Solution – We are given a list schedule of employees, which represents the working time for each employee. Each employee has a list of non-overlapping Intervals, and these intervals are in sorted order. Return the list of finite intervals representing the common, positive-length free time for all employees, also in ...

Question 8. Graph Valid Tree LeetCode Solution Problem Statement Graph Valid Tree LeetCode Solution – Given the edges of a graph, check if the edges make up a valid tree. If yes, return true and false otherwise. The edges are given as a 2D array of size n*2 Examples & Explanations Example 1: Input: n = 5, ...

Question 9. Possible Bipartition LeetCode Solution Problem Statement Possible Bipartition LeetCode Solution – We want to split a group of n people (labeled from 1 to n) into two groups of any size. Each person may dislike some other people, and they should not go into the same group. Given the integer n and the array dislikes where dislikes[i] = [ai, bi] indicates that the person labeled ai does ...

Question 10. Add two numbers Add two numbers is a problem in which we have given two non-empty linked list representing a non-negative integer. The digit are store in reverse order and every node must contain only a single digit. Add the two numbers and print the result by using a linked list. Input Format ...

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