Sheets/TopInterview150

34 problems

TopInterview150

Follow the TopInterview150 sheet end-to-end — a proven, ordered set of problems.

30Total problems

0Solved

0%Completion

9/23/2Easy/Med/Hard

Implement Pow(x, n)· Recursion

+1

Recursion · Maths · Bit Manipulation

Medium

20m

Generate Brackets· Recursion

+1

Recursion · Backtracking · Strings

Medium

25m

Power Set· Recursion

Recursion · Backtracking · Bit Manipulation

Medium

20m

Two Sum· Hashing

+2

Arrays · Hashing

Easy

15m

Remove Duplicates from Sorted Array· Arrays

Arrays · Two Pointers

Easy

15m

Largest Subarray Sum· Arrays

+1

Arrays · Dynamic Programming · Divide and Conquer

Medium

20m

Arrange Colors in Order· Arrays

+1

Arrays · Two Pointers · Sorting

Medium

20m

Maximize Share Profit· Arrays

+1

Arrays · Greedy · Dynamic Programming

Easy

15m

Merge Two Sorted Array· Arrays

Arrays · Two Pointers · Sorting

Medium

20m

Zero Fill Matrix· Arrays

Arrays · Matrix

Medium

25m

Grid Rotation· Arrays

Arrays · Matrix

Medium

25m

Spiral Matrix· Arrays

+1

Arrays · Matrix · Simulation

Medium

25m

Pascal's Triangle· Arrays

+1

Arrays · Maths · Dynamic Programming

Easy

20m

Three Sum· Arrays

+2

Arrays · Two Pointers · Sorting

Medium

25m

Merge Intervals· Arrays

+2

Arrays · Sorting · Greedy

Medium

25m

Search Insert Position· Binary Search

Binary Search · Arrays

Easy

15m

Search Element in Rotated Sorted Array· Binary Search

+1

Binary Search · Arrays

Medium

25m

Median of Two Sorted Arrays· Binary Search

+1

Binary Search · Arrays

Hard

45m

Divide Two Integers· Bit Manipulation

Bit Manipulation · Maths

Medium

25m

Jump Game· Greedy Algorithms

+1

Arrays · Greedy · Dynamic Programming

Medium

25m

Jump Game-II· Greedy Algorithms

+1

Arrays · Greedy · Dynamic Programming

Medium

25m

LRU Cache· Greedy Algorithms

+2

Linked List · Hashing · Greedy

Medium

35m

Longest Substring Without Repeating Characters· Sliding Window & Two Pointers

+2

Strings · Sliding Window · Hashing

Medium

25m

Balanced Parenthesis· Stacks & Queues

+2

Stack · Strings

Easy

15m

Delete Kth Node From End· Linked List

+1

Linked List · Two Pointers

Medium

25m

Intersection of Two Linked Lists· Linked List

+1

Linked List · Two Pointers · Hashing

Easy

20m

Add Two Numbers· Linked List

+2

Linked List · Maths · Recursion

Medium

25m

Reverse Nodes in K-Group· Linked List

+1

Linked List · Recursion

Hard

40m

Climbing Stairs· Dynamic Programming

Dynamic Programming · Recursion

Easy

15m

Count And Say· Strings — Advanced Algorithms

Strings · Recursion

Medium

20m