Heap Priority Queue | LeetCode Problems

72 Heap Priority Queue solutions to LeetCode solutions.

Heap Priority Queue Problems View all solutions →

Merge k Sorted Lists

#23 Hard

Kth Largest Element in an Array

#215 Medium

The Skyline Problem

#218 Hard

Sliding Window Maximum

#239 Hard

Ugly Number II

#264 Medium

Find Median from Data Stream

#295 Hard

Top K Frequent Elements

#347 Medium

Design Twitter

#355 Medium

Find K Pairs with Smallest Sums

#373 Medium

Kth Smallest Element in a Sorted Matrix

#378 Medium

Trapping Rain Water II

#407 Hard

Strong Password Checker

#420 Hard

Sort Characters By Frequency

#451 Medium

Sliding Window Median

#480 Hard

IPO

#502 Hard

Relative Ranks

#506 Easy

Task Scheduler

#621 Medium

Course Schedule III

#630 Hard

Smallest Range Covering Elements from K Lists

#632 Hard

Find K Closest Elements

#658 Medium

Split Array into Consecutive Subsequences

#659 Medium

Cut Off Trees for Golf Event

#675 Hard

Top K Frequent Words

#692 Medium

Kth Largest Element in a Stream

#703 Easy

Network Delay Time

#743 Medium

Reorganize String

#767 Medium

Swim in Rising Water

#778 Hard

K-th Smallest Prime Fraction

#786 Medium

Cheapest Flights Within K Stops

#787 Medium

Exam Room

#855 Medium

Minimum Cost to Hire K Workers

#857 Hard

Shortest Subarray with Sum at Least K

#862 Hard

Minimum Number of Refueling Stops

#871 Hard

Reachable Nodes In Subdivided Graph

#882 Hard

Sort an Array

#912 Medium

K Closest Points to Origin

#973 Medium

Last Stone Weight

#1046 Easy

Distant Barcodes

#1054 Medium

Car Pooling

#1094 Medium

Dinner Plate Stacks

#1172 Hard

Minimum Moves to Move a Box to Their Target Location

#1263 Hard

Search Suggestions System

#1268 Medium

The K Weakest Rows in a Matrix

#1337 Easy

Reduce Array Size to The Half

#1338 Medium

Maximum Number of Events That Can Be Attended

#1353 Medium

Construct Target Array With Multiple Sums

#1354 Hard

Minimum Cost to Make at Least One Valid Path in a Grid

#1368 Hard

Maximum Performance of a Team

#1383 Hard

Pizza With 3n Slices

#1388 Hard

Longest Happy String

#1405 Medium

Diagonal Traverse II

#1424 Medium

Constrained Subsequence Sum

#1425 Hard

Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit

#1438 Medium

Find the Kth Smallest Sum of a Matrix With Sorted Rows

#1439 Hard

Maximum Product of Two Elements in an Array

#1464 Easy

Avoid Flood in The City

#1488 Medium

Max Value of Equation

#1499 Hard

Path with Maximum Probability

#1514 Medium

Path With Minimum Effort

#1631 Medium

Furthest Building You Can Reach

#1642 Medium

Sell Diminishing-Valued Colored Balls

#1648 Medium

Find the Kth Largest Integer in the Array

#1985 Medium

Find Subsequence of Length K With the Largest Sum

#2099 Medium

Smallest Number in Infinite Set

#2336 Medium

Max Sum of a Pair With Equal Sum of Digits

#2342 Medium

Design a Number Container System

#2349 Medium

Total Cost to Hire K Workers

#2462 Medium

Maximum Number of Points From Grid Queries

#2503 Hard

Maximum Subsequence Score

#2542 Medium

Put Marbles in Bags

#2551 Hard

Minimum Operations to Exceed Threshold Value II

#3066 Medium

Maximum Sum With at Most K Elements

#3462 Medium