CouponDunia Interview Questions

CouponDunia is a digital marketplace connecting shoppers looking for a great offer with businesses looking to increase their sales. CouponDunia Media operates coupon and deal websites that connect online shoppers with e-commerce merchants.

It has got a 4.3* rating on Glassdoor and is considered one of the best product-based companies. It is highly regarded for its work-life balance and learning curve.

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

CouponDunia Array Questions

Question 1. Find number of pairs in an array such that their XOR is 0 The problem “Find number of pairs in an array such that their XOR is 0” state that supposes, we have given an array of integers. The problem statement asks to find out the number of pairs present in an array, which has the pair Ai XOR Aj = 0. Note: ...

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Question 2. Find subarray with given sum (Handles Negative Numbers) The problem “Find subarray with given sum (Handles Negative Numbers)” states that you are given an integer array, containing negative integers as well and a number called “sum”. The problem statement asks to print the sub-array, which sums up to a given number called “sum”.  If more than one sub-array ...

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Question 3. Sum of minimum and maximum elements of all subarrays of size k Problem Statement The problem “Sum of minimum and maximum elements of all subarrays of size k” states that you are given an array containing positive and negative integers, find the sum of minimum and maximum elements of all the sub-arrays of size k. Examples arr[] = {5, 9, 8, 3, ...

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Question 4. Count subarrays with equal number of 1’s and 0’s Problem Statement The problem “Count subarrays with equal number of 1’s and 0’s” states that you are given an array consisting of 0’s and 1’s only. The problem statement asks to find out the count of sub-arrays consisting equal no of 0’s ad 1’s. Example arr[] = {0, 0, 1, ...

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Question 5. Find the minimum distance between two numbers Problem Statement You have given an array and two numbers called x and y. The problem “Find the minimum distance between two numbers” asks to find out the minimum possible distance between them. The array given can have common elements. You can assume that both x and y are different. ...

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Question 6. Find the Only Repetitive Element Between 1 to N-1 In finding the only repetitive element between 1 to N-1 problem we have given an array of random integers within a range from 1 to n-1. There will be one number that is repeated. Your task is to find that number. Example Input [2,3,4,5,2,1]A Output 2 Explanation 2 is the ...

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Question 7. Next Greater Element in an Array Problem Statement Given an array, we will find the next greater element of each element in the array. If there is no next greater element for that element then we will print -1, else we will print that element. Note: Next greater element is the element that is greater and ...

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CouponDunia Tree Questions

Question 8. Bottom View of a Binary Tree Problem Statement The problem “Bottom View of a Binary Tree” states that you are given a binary tree and now you need to find the bottom view for the given tree. When we see a tree from the downward direction. The nodes which are visible to us is the bottom ...

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Question 9. Maximum Depth Of Binary Tree Problem Statement “Maximum depth of binary tree” problem states that you are given a binary tree data structure. Print the maximum depth of the given binary tree. Example Input 2 Explanation: Maximum depth for the given tree is 2. Because there is only a single element below the root (i.e. ...

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CouponDunia Stack Questions

Question 10. Next Greater Element in an Array Problem Statement Given an array, we will find the next greater element of each element in the array. If there is no next greater element for that element then we will print -1, else we will print that element. Note: Next greater element is the element that is greater and ...

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CouponDunia Queue Questions

Question 11. Sum of minimum and maximum elements of all subarrays of size k Problem Statement The problem “Sum of minimum and maximum elements of all subarrays of size k” states that you are given an array containing positive and negative integers, find the sum of minimum and maximum elements of all the sub-arrays of size k. Examples arr[] = {5, 9, 8, 3, ...

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