GeeksforGeeks

Last Updated: 23 July 2025

Convenience sampling is a non-probability sampling technique widely used in research due to its simplicity and ease of implementation. Unlike probability sampling methods,...read more

Picked

Mathematics

math

Toggle Bulb Switcher

Last Updated: 18 July 2024

Imagine a row of N bulbs where all initially turned off. You perform a series of operations to toggle the state of these bulbs. On the first round, you turn on every bulb....read more

Greater Than Symbol| Meaning and Examples

Last Updated: 23 July 2025

Greater Than Symbol is a mathematical expression used to express the inequalities and comparisons between two numbers. It is denoted by the sign '' that says the number on...read more

Last Updated: 26 February 2024

Given an array A[] of integers. Your task is to output the count of triplets such that in each triplet, there can be at most 2 same elements.Examples: Input: A[] = [5, 5, ...read more

Geeks Premier League 2023

Array Parity Transformation

Last Updated: 31 January 2024

Given an array A[] of length N (N is even N=2).Where half elements are odd and the other half are even. You can apply the below operation (possibly zero time):Select two ...read more

Geeks Premier League 2023

Solving Binary String Modulo Problem

Last Updated: 17 January 2024

Given a string "s" and an integer "m" your objective is to calculate the remainder "r" when the decimal value of binary string "s" is divided by "m".Examples: Input: s = "...read more

Bit Magic

Geeks Premier League

DSA

Basic Coding Problems

math

Algorithms-Bit Algorithms

Geeks Premier League 2023

Minimum Move Required To Fit The Painting in Frame.

Last Updated: 13 December 2023

Consider a Painting and a Frame having length and breadth as L1, B1 and L2, B2 respectively. Then your task is to output minimum number of moves required to fit that paint...read more

Geeks Premier League 2023

Geek's Plants

Last Updated: 23 July 2025

Geek wants to water n plants (numbered from 0 to n-1), where planti requires arr[i] units of water daily. Geek has to use buckets of the same size and can not use a bucket...read more

Minimize the Sum of Absolute Costs of an Array Optimally

Last Updated: 18 January 2024

Given an array arr[] of costs, your task is to minimize the sum of the absolute differences between consecutive costs by performing following operation at most once. Opera...read more

DSA

prefix-sum

math

Data Structures-Array

suffix-sum

Find the array B[] from A[] according to the given conditions

Last Updated: 11 January 2024

Given an array X[] of length N, having all elements less than or equal to M, the task is to print an array let's say Y[] of the same length following the given conditions:...read more

Geeks Premier League 2023

Find the minimum number of distinct Substrings formed by 0s in Binary String

Last Updated: 05 December 2023

Given two integers N and M, the task is to output the minimum number of different substrings that can be formed using the Binary String of length N having M number of set ...read more

Geeks Premier League 2023

Minimum Breaks to make the Array sorted

Last Updated: 07 November 2023

Given an array arr[] of size N, the task is to return the minimum number of operations to make the array sorted (in non-decreasing order) by performing the following opera...read more

Geeks Premier League 2023

Minimum Jumps with Specific NUM Value

Last Updated: 03 December 2023

Given an array A[] of N integers, You have to move from index 1 to N by doing jumps. Return the value of NUM (NUM is defined as a number that has a power of 2 and remains ...read more

Geeks Premier League 2023

Finding the Missing Digit in the Largest Perfect Square

Last Updated: 29 November 2023

Given a perfect square number with one missing digit represented by an underscore (_). Find the missing digit that when inserted, creates the largest perfect square.Exampl...read more

Find 0 with Farthest 1s in a Binary Array

Last Updated: 22 March 2025

Given a string (seats) of 1s and 0s, where 1 represents a filled seat and 0 represents an empty seat in a row. Find an empty seat with maximum distance from an occupied se...read more