Problem Archive

GeeksforGeeks Solutions Explorer

Curated explanations and optimal implementations for popular GeeksforGeeks coding challenges.

#893416Easy

Minimum Distance between Two Points

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#893411Hard

Tiling Problem

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#893334Medium

Longest Valid Word with All Prefixes

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#893307Easy

Unique Number I

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#893268Hard

Minimum Weight Cycle

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#891956Easy

Largest palindrome by changing at most K-digits

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#891700Easy

Missing Number in Sorted Array of Natural Numbers

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#891621Medium

Maximal Disjoint Intervals

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#891371Medium

Max Sum Subarray Mod

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#891315Medium

Earliest Common Slot

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#890078Medium

Network Delay Time

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#891250Medium

Interval List Intersections

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#891233Easy

Factorial Zero Count

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#891171Easy

Overlapping Intervals

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#891133Easy

Product of Two Numbers

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#890252Medium

Stable Marriage Problem

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#889274Easy

Remove a Character from a Given Position

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#889415Easy

Remove all occurrences of a character in a string

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#889398Easy

Most Frequent Element in an Array

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#889399Easy

Size of Doubly Linked List

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#889162Easy

Check if two strings are same or not

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#889201Easy

Search a Character in a String

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#889108Hard

Minimum K Consecutive Bit Flips

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#888910Medium

Longest Bounded-Difference Subarray

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#889109Easy

Ceil in a Sorted Array

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#888914Medium

Minimum Spanning Tree - Kruskal's Algorithm

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#888465Easy

Insertion at specific position in circular linked list

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#888468Medium

Get Max from Stack

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#888463Easy

Lexicographical maximum substring of String

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#888443Easy

Insertion in an empty circular linked list

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#888216Easy

Max consecutive one

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#888023Easy

Valid Triangle

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#887939Easy

Sum of Squares of First n Natural Numbers

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#887788Easy

Subtract 1 using Bitwise operators

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#887712Easy

Area of a Circle

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#887718Medium

Game of stones

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#885809Medium

Total Hamming Distance

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#885680Medium

Sum of XOR of all possible subsets

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#885661Medium

K Closest Points to Origin

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#885662Easy

Check if Permutation is Substring

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#885632Hard

Meeting Rooms III

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#884385Medium

Implement Pow

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#884386Medium

Subarrays With At Most K Distinct Integers

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#884375Easy

Number of times graph cuts X-axis

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#884343Medium

Pair Sum in a Sorted and Rotated Array

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#884308Hard

Median of 2 Sorted Arrays of Same Size

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#883232Medium

Minimum Removals for Target Sum

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#882859Medium

Count all triplets with given sum in sorted array

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#882031Medium

Longest Subarray with Majority Greater than K

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#881725Basic

upper and lower bounds of an element

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#881419Basic

Operations on Queue

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#881357Basic

Queue Push & Pop

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#881893Basic

Set bits in N

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#881859Easy

Lexicographically Smallest String

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#881839Easy

Pattern searching

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#881888Easy

Find element in Set using Count

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#881884Basic

Pangram check

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#881826Medium

Maximum Sum Subarray

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#881849Easy

Vector min_element

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#881738Easy

Merge Sorted Arrays Using Minheap

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#881837Basic

Vector max_element

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#881785Basic

Permutations of string

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#881766Medium

Lexicographical Rank Of String

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#881705Basic

Heapify the vector

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#881683Easy

The Thief Problem

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#881655Basic

Remove from vector

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#881701Easy

Chocolate Distribution Problem

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#881642Basic

Sort and reverse

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#881633Easy

Sum Unique Elements

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#881608Easy

New Registration System

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#881634Easy

Winner of an election

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#881455Easy

Maximium Sum

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#881453Medium

Subarray sum

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#881452Basic

Unordered Set Size Function

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#881444Basic

Parties and seats

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#881429Medium

Merge k Sorted Arrays

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#881427Medium

K Most occurring elements

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#881355Medium

Case Insensitive Search

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#881421Medium

Kth smallest element

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#700656Easy

Height of Spiral Tree

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#880847Medium

Search for Subarray

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#876764Hard

Word Search II

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#880824Basic

Reverse Array Using Stack

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#880820Easy

Delete Mid of a Stack

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#880822Easy

Get min at pop

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#880675Medium

Convert Sentence to Camel Case

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#879287Easy

Generate a matrix with each row and column of given sum

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#880379Medium

Group Shifted String

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#878374Medium

Create a spiral matrix of N*M size from given array

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#880511Easy

Input In Python

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#880510Easy

Print In Python

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#880377Easy

Count Pairs in a sorted array whose sum is less than target

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#880226Basic

Insertion in deque

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#880227Medium

Maximum Of All Subarrays Of Size K Using Dequeue

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#880231Easy

Array Transformation with Repeated Steps and Modulo Operation

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#880222Easy

Print matrix in zig-zag fashion

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#879265Easy

The Thief Problem

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#879263Medium

Count the number of possible triangles

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#879259Easy

Inheritance in Python

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#879289Easy

Exception Handling In Python

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