SAP Labs

190+ posts

Last Updated: 14 November 2024

Given an array of positive integers arr[] of size n, the task is to find second largest distinct element in the array.Note: If the second la...read more

Arrays

Order-Statistics

Accolite

Zoho

K’th Smallest Element in Unsorted Array

Last Updated: 14 August 2024

Given an array arr[] of N distinct elements and a number K, where K is smaller than the size of the array. Find the K'th smallest element in ...read more

Program to Find GCD or HCF of Two Numbers

Last Updated: 10 October 2024

Given two numbers a and b, the task is to find the GCD of the two numbers.Note: The GCD (Greatest Common Divisor) or HCF (Highest Common Fac...read more

Basic Coding Problems

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Binary Search Algorithm - Iterative and Recursive Implementation

Last Updated: 04 September 2024

Binary Search Algorithm is a searching algorithm used in a sorted array by repeatedly dividing the search interval in half. The idea of bina...read more

Last Updated: 20 December 2024

QuickSort is a sorting algorithm based on the Divide and Conquer that picks an element as a pivot and partitions the given array around the ...read more

Stock Buy and Sell - Multiple Transaction Allowed

Last Updated: 17 December 2024

Given an array prices[] of size n denoting the cost of stock on each day, the task is to find the maximum total profit if we can buy and sel...read more

Heap Sort - Data Structures and Algorithms Tutorials

Last Updated: 02 January 2025

Heap sort is a comparison-based sorting technique based on Binary Heap Data Structure. It can be seen as an optimization over selection so...read more

Jump Game - Minimum Jumps to Reach End

Last Updated: 25 November 2024

Given an arrayarr[]of non-negative integers. Each array element represents themaximumlength of the jumps that can be made forward from that ...read more

Sliding Window Maximum (Maximum of all subarrays of size K)

Last Updated: 23 September 2024

Given an array and an integer K, find the maximum for each and every contiguous subarray of size K.Examples :Input: arr[] = {1, 2, 3, 1, 4, ...read more

Sort an array of 0s, 1s and 2s - Dutch National Flag Problem

Last Updated: 14 October 2024

Given an array arr[] consisting of only 0s, 1s, and 2s. The task is to sort the array, i.e., put all 0s first, then all 1s and all 2s in las...read more

Reverse words in a string

Last Updated: 26 September 2024

Given a string str, the task is to reverse the order of the words in the given string. Notethatstrmay contain leading or trailing dots(.) or...read more

Rotate an Array by d - Counterclockwise or Left

Last Updated: 03 October 2024

Given an array of integers arr[] of size n, the task is to rotate the array elements to the left by d positions.Examples:Input:arr[] = {1, 2...read more

Search in a Sorted and Rotated Array

Last Updated: 07 December 2024

Given a sorted and rotated array arr[] of n distinct elements, the task is to find the index of given key in the array. If the key is not pr...read more

Reverse a Linked List

Last Updated: 02 January 2025

Given a linked list, the task is to reverse the linked list by changing the links between nodes.Examples:Input: head: 1 - 2 - 3 - 4 - NULLOu...read more

Two Sum - Pair with given Sum

Last Updated: 21 December 2024

Given an array arr[] of n integers and a target value, the task is to find whether there is a pair of elements in the array whose sum is equ...read more

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