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Longest dividing subsequence

You are given an array A of size N. Your task is to find the length of largest dividing sub sequence.A dividing sequence is a… Read More

LIS

DSA

Dynamic Programming

Technical Scripter

Samsung Internship exam experience

Samsung R&D Bangalore visited our campus for Internship. Exam was conducted in cocubes platform. Round 1 was of 2 hours duration. 1 hour for MCQs… Read More

Misc

Minimum number of swaps required to sort an array | Set 2

Given an array of N distinct elements, find the minimum number of swaps required to sort the array. Note: The problem is not asking to… Read More

C++ Programs

Minimum number of elements to be removed to make XOR maximum

Given a number where . The task is to find the minimum number of elements to be deleted in between to such that the XOR obtained from the remaining… Read More

Bitwise-XOR

number-theory

Competitive Programming

DSA

Mathematical

Find four factors of N with maximum product and sum equal to N

Given an integer . The task is to find all factors of N print the product of four factors of N such that: Sum of the… Read More

cpp-vector

factor

number-theory

DSA

Mathematical

Rat in a Maze | Backtracking using Stack

Prerequisites – Recursion, Backtracking and Stack Data Structure. A Maze is given as N*M binary matrix of blocks and there is a rat initially at… Read More

Algorithms-Backtracking

Backtracking

Data Structures

DSA

Stack

For each element in 1st array count elements less than or equal to it in 2nd array | Set 2

Given two unsorted arrays arr1[] and arr2[]. They may contain duplicates. For each element in arr1[] count elements less than or equal to it in… Read More

Arrays

DSA

Check whether bits are in alternate pattern in the given range | Set-2

Given a non-negative number and two values and . The problem is to check whether or not N has an alternate pattern in its binary representation in the… Read More

Bit Algorithms

setBitCount

Bit Magic

DSA

Python calendar module : yeardays2calendar() method

Calendar module allows to output calendars like program, and provides additional useful functions related to the calendar. Functions and classes defined in Calendar module use… Read More

Python Calander-module

python-modules

Python

Python | Pandas Series.str.rindex()

Python is a great language for doing data analysis, primarily because of the fantastic ecosystem of data-centric Python packages. Pandas is one of those packages… Read More

Python pandas-series

Python pandas-series-methods

Python-pandas

Python-pandas-series-str

Python

asctime() function in C++

The asctime() function is defined in the ctime header file. The asctime() function converts the given calendar time of structure tm to a character representation… Read More

CPP-Functions

CPP-Library

C++

Zig Zag Level order traversal of a tree using single array

Write a function to print spiral order traversal of a tree. For below tree, function should print 1, 2, 3, 4, 5, 6, 7. We… Read More

Binary Search Tree

C Language

C Programs

C++

C++ Programs

Data Structures

DSA

Java

Queue

Samsung Research Institute Bangalore (SRIB) (intern)

Round 1: It was a coding round hosted on cocubes.com. There were one 3 marks question and two 5 marks question which were needed to… Read More

Samsung

Experiences

Internship

Interview Experiences

Program to convert List of Integer to List of String in Java

The Java.util.List is a child interface of Collection. It is an ordered collection of objects in which duplicate values can be stored. Since List preserves… Read More

Java - util package

java-list

Java-List-Programs

java-stream

Java-Stream-programs

Java-String-Programs

Java

Java Programs

Cognizant Interview Experience | BIT Mesra (On Campus)

Cognizant came to our campus (BIT Mesra) this year (2018) for the hiring process. It was a 2 day long process i.e First day (Online… Read More

CS - Placements

Experienced

Experiences

Interview Experiences

Java

Java Programs

Programming Language

Project

Microsoft IDC Interview Experience (On Campus Internship)

Round 1(Online Test): There were three questions on cocubes: First(2 marks): https://www.geeksforgeeks.org/calculate-the-total-fine-to-be-collected/ Second(3 marks): Find the smallest number which when appended to given number will… Read More

Experiences

Interview Experiences

Samsung R & D Bangalore internship experience (2018)

Recently, Samsung R&D Bangalore came to our college for hiring interns for summer 2019. The overall process had 3 rounds. Round 1 (Online Coding Test):… Read More

Experiences

Interview Experiences

Program to convert List of String to List of Integer in Java

The Java.util.List is a child interface of Collection. It is an ordered collection of objects in which duplicate values can be stored. Since List preserves… Read More

Java - util package

java-list

Java-List-Programs

java-stream

Java-Stream-programs

Java-String-Programs

Java

Java Programs

SortedSet headSet() method in Java

The headSet() method of SortedSet interface in Java is used to return a view of the portion of this set whose elements are strictly less… Read More

Java - util package

Java-Collections

Java-Functions

Java

Goldman Sachs Interview for SDE1 position(One year experienced).

Round 1: Hackerrank Round It was 2 hr coding round. Both the questions were on matrix. Question 1 : M x N matrix with cell… Read More

Experiences

Interview Experiences