Mathematical

7.6k+ posts

Last Updated: 27 March 2023

What are Prime Numbers?A prime number is defined as a natural number greater than 1 and is divisible by only 1 and itself.In other words, th...read more

Mathematical

series

sieve

Prime Number

DSA

Program for Decimal to Binary Conversion

Last Updated: 18 October 2023

Given a decimal number as input, we need to write a program to convert the given decimal number into an equivalent binary number.Examples of...read more

MAQ Software

Mathematical

binary-representation

GATE CS

Computer Organization & Architecture

base-conversion

Digital Logic

DSA

Merge two sorted arrays

Last Updated: 03 October 2023

Given two sorted arrays, the task is to merge them in a sorted manner.Examples:Input: arr1[] = { 1, 3, 4, 5}, arr2[] = {2, 4, 6, 8}Output: a...read more

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Find minimum number of coins to make a given value (Coin Change)

Last Updated: 20 October 2023

Given an array coins[] of size N and a target value V, where coins[i] represents the coins of different denominations. You have an infinite ...read more

Euclidean algorithms (Basic and Extended)

Last Updated: 01 September 2022

The Euclidean algorithm is a way to find the greatest common divisor of two positive integers. GCD of two numbers is the largest number that...read more

Mathematical

GCD-LCM

DSA

Program for factorial of a number

Last Updated: 12 October 2023

What is the factorial of a number?Factorial of a non-negative integer is the multiplication of all positive integers smaller than or equal t...read more

Basic Coding Problems

Program to Find GCD or HCF of Two Numbers

Last Updated: 04 December 2023

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

Basic Coding Problems

Program to find sum of elements in a given array

Last Updated: 26 September 2023

Given an array of integers, find the sum of its elements.Examples:Input : arr[] = {1, 2, 3}Output : 6Explanation: 1 + 2 + 3 = 6Input : arr[] ...read more

Arrays

Mathematical

DSA

Basic Coding Problems

Efficient program to print all prime factors of a given number

Last Updated: 18 October 2023

Given a number n, write an efficient function to print all prime factors of n. For example, if the input number is 12, then the output shoul ...read more

Sieve of Eratosthenes

Last Updated: 24 March 2023

Given a number n, print all primes smaller than or equal to n. It is also given that n is a small number.Example:Input : n =10Output : 2 3 5...read more

Count number of coins required to make a given value (Coin Change II)

Last Updated: 20 October 2023

Given an integerarray of coins[ ] of size Nrepresenting different types of denominations and an integer sum, the task is to count the number...read more

Minimum number of jumps to reach end (Jump Game)

Last Updated: 20 October 2023

Given an array arr[] where each element represents the max number of steps that can be made forward from that index. The task is to find the ...read more

Last Updated: 03 October 2023

Given a number n, print n-th Fibonacci Number.The Fibonacci numbers are the numbers in the following integer sequence: 0, 1, 1, 2, 3, 5, 8, ...read more

matrix-exponentiation

DSA

Permutations of given String

Last Updated: 18 October 2023

Given a string S, the task is to write a program to print all permutations of a given string.A permutation also called an "arrangement numbe...read more

Write a program to reverse digits of a number

Last Updated: 18 October 2023

Write a program to reverse the digits of an integer.Examples :Input : num = 12345Output: 54321Input : num = 876Output: 678Flowchart:ITERATIV...read more

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