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Divide and Conquer DSA Problems

Divide and Conquer is an important concept in data structures and algorithms. Practice these problems to master Divide and Conquer and prepare for technical interviews.

47

Total Problems

5

Easy

25

Medium

17

Hard

Status

Title

Video

Practice

Solve

Difficulty

Companies

Topics

4. Median of Two Sorted Arrays

HardAccolite +38Array +242.0813%

4. Median of Two Sorted Arrays

Hard

Array Binary Search+1

23. Merge k Sorted Lists

HardAdobe +17Divide and Conquer +354.8389%

23. Merge k Sorted Lists

Hard

Divide and Conquer Heap (Priority Queue)+2

53. Maximum Subarray

MediumAdobe +22Array +251.4206%

53. Maximum Subarray

Medium

Array Divide and Conquer+1

105. Construct Binary Tree from Preorder and Inorder Traversal

MediumAmazon +5Array +465.4749%

105. Construct Binary Tree from Preorder and Inorder Traversal

Medium

Array Binary Tree+3

106. Construct Binary Tree from Inorder and Postorder Traversal

MediumShopeeArray +464.8575%

106. Construct Binary Tree from Inorder and Postorder Traversal

Medium

Array Binary Tree+3

108. Convert Sorted Array to Binary Search Tree

EasyAmazon +4Array +473.0315%

108. Convert Sorted Array to Binary Search Tree

Easy

Array Binary Search Tree+3

109. Convert Sorted List to Binary Search Tree

MediumAmazon +3Binary Search Tree +463.2555%

109. Convert Sorted List to Binary Search Tree

Medium

Binary Search Tree Binary Tree+3

MediumAmazon +4Divide and Conquer +460.0908%

Medium

Divide and Conquer Linked List+3

169. Majority Element

EasyAdobe +8Array +465.3477%

169. Majority Element

Easy

Array Counting+3

190. Reverse Bits

EasyApple +4Bit Manipulation +161.0835%

190. Reverse Bits

Easy

Bit Manipulation Divide and Conquer

191. Number of 1 Bits

EasyAmazon +6Bit Manipulation +173.0139%

191. Number of 1 Bits

Easy

Bit Manipulation Divide and Conquer

215. Kth Largest Element in an Array

MediumABCO +44Array +467.2881%

215. Kth Largest Element in an Array

Medium

Array Divide and Conquer+3

218. The Skyline Problem

HardCruise Automation +3Array +643.3086%

218. The Skyline Problem

Hard

Cruise Automation+3

Array Binary Indexed Tree+5

240. Search a 2D Matrix II

MediumAmazon +5Array +353.878%

240. Search a 2D Matrix II

Medium

Array Binary Search+2

315. Count of Smaller Numbers After Self

HardAdobe +3Array +642.6376%

315. Count of Smaller Numbers After Self

Hard

Array Binary Indexed Tree+5

324. Wiggle Sort II

MediumAdobeArray +434.9548%

324. Wiggle Sort II

Medium

Array Divide and Conquer+3

327. Count of Range Sum

HardAdobe +2Array +636.2578%

327. Count of Range Sum

Hard

Array Binary Indexed Tree+5

347. Top K Frequent Elements

MediumAdobe +9Array +763.6299%

347. Top K Frequent Elements

Medium

Array Bucket Sort+6

MediumAdobeDivide and Conquer +135.139%

Medium

Divide and Conquer Math

395. Longest Substring with At Least K Repeating Characters

MediumAmazon +1Divide and Conquer +345.1809%

395. Longest Substring with At Least K Repeating Characters

Medium

Divide and Conquer Hash Table+2

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