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Recursive program to generate power set
Given a set represented as string, write a recursive code to print all subsets of it. The subsets can be printed in any order. Examples:… Read More »
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Queries for number of array elements in a range with Kth Bit Set
Given an array of N positive (32-bit)integers, the task is to answer Q queries of the following form: Query(L, R, K): Print the number of… Read More »
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Closest product pair in an array
Given an array of non negative integers and a number x, find a pair in array whose product is closest to x. Examples : Input… Read More »
Life Cycle of a Servlet
The entire life cycle of a Servlet is managed by the Servlet container which uses the javax.servlet.Servlet interface to understand the Servlet object and manage… Read More »
MoonFrog Recruitment Process
About Company Recruitment Process Questions Asked in Moonfrog Labs Interview Experiences Where to Apply ? About Company : Moonfrog Labs, is a mobile games based… Read More »
Goldman Sachs Interview Experience | Set 42 (Less than 1 year experienced)
Round 1(HackerRank) 1: Related to find the total number of common digits in some range of numbers. 2: Knapsack problem variation, and expected output was… Read More »
Format specifiers in C
Format specifier is used during input and output. It is a way to tell the compiler what type of data is in a variable during… Read More »
Duplicates in an array in O(n) time and by using O(1) extra space | Set-3
Given an array of n elements which contains elements from 0 to n-1, with any of these numbers appearing any number of times. Find these… Read More »
Find the smallest positive number missing from an unsorted array | Set 2
Given an unsorted array with both positive and negative elements. Find the smallest positive number missing from the array in O(n) time using constant extra… Read More »
Sorting a Hashmap according to values
Given marks scored out of 100 by a student in subjects where name of the subject is key and marks scored is the value. Our… Read More »
Find the number of operations required to make all array elements Equal
Given an array of N integers, the task is to find the number of operations required to make all elements in the array equal. In… Read More »
Print all triplets with given sum
Given an array of distinct elements. The task is to find triplets in array whose sum is equal to a given number. Examples: Input :… Read More »
Delete leaf nodes with value k
Given a binary tree and value k. delete all the leaf nodes with value equal to k. If a node becomes leaf after deletion, then… Read More »
SQL | Remove Duplicates without Distinct
DISTINCT is useful in certain circumstances, but it has drawback that it can increase load on the query engine to perform the sort (since it… Read More »
Zoho Interview Experience | Set 37 (Java Developer)
Round 1: There were 20 Aptitude Questions and 10 Java MCQ.No C or C++ questions. Round 2: This time it was quite easy .. 1.Given a String… Read More »
Flipkart Interview Experience | Set 52
There were 4 rounds in total. Round 1: Hackerrank round consisting of 2 questions. Q1: Given an array of integers indicating number of work… Read More »
CSS | Overflow
The CSS overflow controls the big content. It tells whether to clip content or to add scroll bars. The overflow contains the following property: visible… Read More »
Project Idea | Get Resources
Project Title: Get Resources Introduction: As a beginner when I started to learn code I had to face various difficulties, for example, Which programming language… Read More »