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Program to print a inverse pyramid character pattern

Given a positive integer n, print the inverse pyramid pattern upto n rows as shown in the examples.Examples : Input : 4 Output : A… Read More

Basic Coding Problems

pattern-printing

DSA

Python | Maximum sum of elements of list in a list of lists

Given lists in a list, find the maximum sum of elements of list in a list of lists. Examples: Input : [[1, 2, 3], [4,… Read More

Python list-programs

python-list

Python

GATE | GATE CS Mock 2018 | Question 58

What is the probability of 3 students sharing a birthday in a class of 30 students is ________ . (A) 0.0300 (B) 0.7029 (C) 0.5604… Read More

GATE

Quotient and remainder dividing by 2^k (a power of 2)

Given a positive integer n as a dividend and another number m (a form of 2^k), find the quotient and remainder without performing actual division… Read More

divisibility

Bit Magic

DSA

Check if Binary representation is Palindrome in Python

Given an integer ‘n’, write a Python function that returns true if binary representation of x is palindrome else return false. Examples: Input : n… Read More

base-conversion

palindrome

Python

Python Programs

GATE | GATE CS Mock 2018 | Question 5

Ram is smarter than Mohan. Rakesh is smarter than Ramu and Mohini is smarter than Rakesh. Which of the following is a set(s) of additional… Read More

GATE

Program to calculate area and perimeter of equilateral triangle

An equilateral triangle is a triangle in which all three sides and angles are equal. All three internal angles of equilateral triangle measures 60 degree.… Read More

area-volume-programs

Basic Coding Problems

DSA

Geometric

Largest number with binary representation is m 1’s and m-1 0’s

Given n, find the greatest number which is strictly not more than n and whose binary representation consists of m consecutive ones, then m-1 consecutive… Read More

binary-representation

Bit Magic

DSA

Maximum factors formed by two numbers

Given a list of N numbers, Find two numbers such that the product of the two numbers has the maximum number of factors. Formally given… Read More

GCD-LCM

number-theory

prime-factor

Algorithms

DSA

Hash

Mathematical

std::oct , std::dec and std::hex in C++

This function is used to set the base to octal, decimal or hexadecimal. It sets the basefield format flag for the str stream to the… Read More

CPP-Library

STL

C++

Python Program to convert Kilometers to Miles

Python Program to Convert Kilometers to Miles in Python. A kilometer is a unit of length in the metric system equivalent to 1000 meters. Miles… Read More

Basic Coding Problems

DSA

Mathematical

Program to check for Peterson number

A number is said to be a Peterson number if the sum of factorials of each digit of the number is equal to the number… Read More

Basic Coding Problems

factorial

number-digits

Analysis of Algorithms

DSA

Print number with commas as 1000 separators in Python

In this program, we need to print the output of a given integer in international place value format and put commas at the appropriate place,… Read More

DSA

Python

Strings

Persistent Systems Interview Experience | Set 3 (On-Campus Kolkata 2017)

Round 1 : Online test 60 mcq Coding round. Passage writing. Round 2 : Technical Interview 1 First round was the online test which consists of… Read More

Persistent Systems

Experiences

Interview Experiences

GATE | GATE CS 1996 | Question 63

Insert the characters of the string K R P C S N Y T J M into a hash table of size 10. Use the… Read More

GATE CS 1996

GATE-GATE CS 1996

GATE

Difference Between notify() and notifyAll() in Java

The notify() and notifyAll() methods with wait() methods are used for communication between the threads. A thread that goes into waiting for state by calling… Read More

Java-Multithreading

Difference Between

Java

GATE | GATE CS 1996 | Question 21

A ROM is used to store the table for multiplication of two 8-bit unsigned integers. The size of ROM required is (A) 256 x… Read More

GATE CS 1996

GATE-GATE CS 1996

GATE

Parallax scrolling effect using CSS

The parallax scrolling effect in CSS involves moving background images at a slower rate than foreground content, creating an illusion of depth and immersion as… Read More

CSS

HTML

Web Technologies

Pierpont Prime

A Pierpont Prime is a prime number of the form p = 2l.3k + 1. First few Pierpont prime numbers are 2, 3, 5, 7,… Read More

Prime Number

series

sieve

DSA

Mathematical

GATE | GATE CS 1997 | Question 42

Let G be the graph with 100 vertices numbered 1 to 100. Two vertices i and j are adjacent if |i−j|=8 or |i−j|=12. The number of… Read More

GATE CS 1997

GATE-GATE CS 1997

GATE