Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Home

Citadel Interview Questions | DSA Corner | Talentd

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

Jobs

Learning

Career Tools

Talentd#1 Freshers Platform

DSA Corner

Dashboard Questions Topics Companies Sheets

Citadel Interview Questions

23 coding problems asked in Citadel interviews. Prepare for your technical interview with real questions.

23

Problems

1

Easy

13

Medium

9

Hard

Difficulty

All23 Easy1 Medium13 Hard9

Status	Title	Video	Leetcode	Solve	Difficulty	Companies	Topics
	42. Trapping Rain Water			Solve	Hard	Adobe+21	Array Dynamic Programming+3
	117. Populating Next Right Pointers in Each Node II			Solve	Medium	Adobe+8	Binary Tree Breadth-First Search+3
	188. Best Time to Buy and Sell Stock IV			Solve	Hard	Amazon+4	Array Dynamic Programming
	200. Number of Islands			Solve	Medium	Adobe+40	Array Breadth-First Search+3
	239. Sliding Window Maximum			Solve	Hard	Accion Labs India+66	Array Heap (Priority Queue)+3
	295. Find Median from Data Stream			Solve	Hard	Adobe+33	Data Stream Design+3
	329. Longest Increasing Path in a Matrix			Solve	Hard	Amazon+14	Array Breadth-First Search+6
	343. Integer Break			Solve	Medium	Adobe+12	Dynamic Programming Math
	370. Range Addition			Solve	Medium	Amazon+1	Array Prefix Sum
	489. Robot Room Cleaner			Solve	Hard	Amazon+5	Backtracking Interactive
	518. Coin Change II			Solve	Medium	Accenture+68	Array Dynamic Programming
	782. Transform to Chessboard			Solve	Hard	Citadel+1	Array Bit Manipulation+2
	867. Transpose Matrix			Solve	Easy	Amazon+3	Array Matrix+1
	910. Smallest Range II			Solve	Medium	Adobe+3	Array Greedy+2
	1010. Pairs of Songs With Total Durations Divisible by 60			Solve	Medium	Amazon+7	Array Counting+1
	1197. Minimum Knight Moves			Solve	Medium	Amazon+10	Breadth-First Search
	1515. Best Position for a Service Centre			Solve	Hard	Citadel+1	Array Geometry+2
	2361. Minimum Costs Using the Train Line			Solve	Hard	Citadel	Array Dynamic Programming
	2466. Count Ways To Build Good Strings			Solve	Medium	Citadel+1	Dynamic Programming
	2533. Number of Good Binary Strings			Solve	Medium	Citadel+1	Dynamic Programming
	2661. First Completely Painted Row or Column			Solve	Medium	Citadel	Array Hash Table+1
	2771. Longest Non-decreasing Subarray From Two Arrays			Solve	Medium	Citadel+1	Array Dynamic Programming
	2918. Minimum Equal Sum of Two Arrays After Replacing Zeros			Solve	Medium	Citadel+1	Array Greedy

Trapping Rain Water

Hard✓ Solution📹 Video

Adobe+21

Array Dynamic Programming Monotonic Stack+2

Populating Next Right Pointers in Each Node II

Medium✓ Solution📹 Video

Adobe+8

Binary Tree Breadth-First Search Depth-First Search+2

Best Time to Buy and Sell Stock IV

Hard✓ Solution📹 Video

Amazon+4

Array Dynamic Programming

Number of Islands

Medium✓ Solution📹 Video

Adobe+40

Array Breadth-First Search Depth-First Search+2

Sliding Window Maximum

Hard✓ Solution📹 Video

Accion Labs India+66

Array Heap (Priority Queue)Monotonic Queue+2

Find Median from Data Stream

Hard✓ Solution📹 Video

Adobe+33

Data Stream Design Heap (Priority Queue)+2

Longest Increasing Path in a Matrix

Hard✓ Solution📹 Video

Amazon+14

Array Breadth-First Search Depth-First Search+5

Integer Break

Medium✓ Solution📹 Video

Adobe+12

Dynamic Programming Math

Range Addition

Medium✓ Solution📹 Video

Amazon+1

Array Prefix Sum

Robot Room Cleaner

Hard✓ Solution📹 Video

Amazon+5

Backtracking Interactive

Coin Change II

Medium✓ Solution📹 Video

Accenture+68

Array Dynamic Programming

Transform to Chessboard

Hard✓ Solution📹 Video

Citadel+1

Array Bit Manipulation Math+1

Transpose Matrix

Easy✓ Solution📹 Video

Amazon+3

Array Matrix Simulation

Smallest Range II

Medium✓ Solution📹 Video

Adobe+3

Array Greedy Math+1

Pairs of Songs With Total Durations Divisible by 60

Medium✓ Solution📹 Video

Amazon+7

Array Counting Hash Table

Minimum Knight Moves

Medium✓ Solution📹 Video

Amazon+10

Breadth-First Search

Best Position for a Service Centre

Hard📹 Video

Citadel+1

Array Geometry Math+1

Minimum Costs Using the Train Line

Hard✓ Solution📹 Video

Citadel

Array Dynamic Programming

Count Ways To Build Good Strings

Medium✓ Solution📹 Video

Citadel+1

Dynamic Programming

Number of Good Binary Strings

Medium📹 Video

Citadel+1

Dynamic Programming

First Completely Painted Row or Column

Medium📹 Video

Citadel

Array Hash Table Matrix

Longest Non-decreasing Subarray From Two Arrays

Medium📹 Video

Citadel+1

Array Dynamic Programming

Minimum Equal Sum of Two Arrays After Replacing Zeros

Medium📹 Video

Citadel+1