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Top 20 Problems on Dynamic programming

Top 10 Problems on Backtracking

Top 20 Problems on Graph

Top 25 Problems on Trees

All Problems

# Status Problem Level Completes Likes
281

Find Intersection Point in Two Linked List

Medium % 0
282

Find the Loop in a Linked list, find its length and Break the Loop

Medium % 0
283

Merge or Combine Two Sorted Linked Lists

Medium % 0
284

Rearrange Positive and Negative Numbers of Array On Each Side in O(nlogn)

Hard % 0
285

Valid or Well Formed Parentheses | Part - 1

Medium % 0
286

Merge Sort - Updated - Most Efficient ways to Implement

Medium % 1
287

Maximum Contiguous ones after one deletion

Medium % 0
288

Maximum Bipartite Matching Problem - Java

Hard % 0
289

What is a Pascal Triangle?

Beginner % 0
290

Valid Pickup and Delivery options

Hard % 0
292

The largest number can be formed from the given number

Beginner % 0
294

Unresolved references error - Django in PyCharm and IntelliJ

Beginner % 0
295

Given an array, Find the number of all pairs with even sum

Beginner % 0
296

Construct the Largest number from the given digits

Beginner % 1
297

Calculate (x^y)%z without using pow() function

Medium % 0
298

Efficient Robot Problem - Find Minimum Trips

Hard % 0
299

Find subarray with a sum to given number-2 | Handle negative numbers

Medium % 0
300

Sort the two dimensional (2D) array - In-place

Medium % 0
301

Implement/Design the version control map system

Medium % 0
302

Sort Map as per values - Java Program

Medium % 0
303

Two Sum Problem

Beginner % 0
304

Find all subsets of size K from a given number N (1 to N)

Medium % 0
305

Stable Marriage Problem - Gale–Shapley Algorithm - Java

Hard % 0
306

Construct the largest number from the given array.

Medium % 0
307

Number of Intervals in which given value lies

Beginner % 0
308

Activity Selection Problem

Medium % 0
309

Find the sum of overlapping elements in two sets

Beginner % 0
310

Given two coordinates, Print the line equation

Beginner % 0
311

Check if Graph is Bipartite - Adjacency List using Breadth-First Search(BFS)

Hard % 0
312

Numbers with prime set bits in a given range using Sieve of Eratosthenes Algorithm

Medium % 0
313

Articulation Points OR Cut Vertices in a Graph

Hard % 0
314

Determine the given routing number belong to which bank

Medium % 0
315

Check if interval is covered in given coordinates

Medium % 0

Find Intersection Point in Two Linked List

Find the Loop in a Linked list, find its length and Break the Loop

Merge or Combine Two Sorted Linked Lists

Rearrange Positive and Negative Numbers of Array On Each Side in O(nlogn)

Valid or Well Formed Parentheses | Part - 1

Merge Sort - Updated - Most Efficient ways to Implement

Maximum Contiguous ones after one deletion

Maximum Bipartite Matching Problem - Java

What is a Pascal Triangle?

Valid Pickup and Delivery options

The largest number can be formed from the given number

Unresolved references error - Django in PyCharm and IntelliJ

Given an array, Find the number of all pairs with even sum

Construct the Largest number from the given digits

Calculate (x^y)%z without using pow() function

Efficient Robot Problem - Find Minimum Trips

Find subarray with a sum to given number-2 | Handle negative numbers

Sort the two dimensional (2D) array - In-place

Implement/Design the version control map system

Sort Map as per values - Java Program

Two Sum Problem

Find all subsets of size K from a given number N (1 to N)

Stable Marriage Problem - Gale–Shapley Algorithm - Java

Construct the largest number from the given array.

Number of Intervals in which given value lies

Activity Selection Problem

Find the sum of overlapping elements in two sets

Given two coordinates, Print the line equation

Check if Graph is Bipartite - Adjacency List using Breadth-First Search(BFS)

Numbers with prime set bits in a given range using Sieve of Eratosthenes Algorithm

Articulation Points OR Cut Vertices in a Graph

Determine the given routing number belong to which bank

Check if interval is covered in given coordinates