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Geeks Summer Carnival – A Virtual Fun Festival For Coders
The season of Summer has already arrived and so the most exciting period of the year too! Indeed, summer always comes with a new wave… Read More »
Featured Article
What Are the Advantages of Associating With Companies During College?
Do you remember, why did you start your college journey? To make a successful career, needless to say! And what are you doing now to… Read More »
Featured Article
Special 21 – Coding Interview Preparation in 21 Days Lockdown
The whole nation is in the state of lockdown due to COVID-19 and to win a war against this outbreak, all we can do is… Read More »
Check if sum of Fibonacci elements in an Array is a Fibonacci number or not
Given an array arr[] containing N elements, the task is to check if the sum of Fibonacci elements of the array is a fibonacci number… Read More »
GCD of elements occurring Fibonacci number of times in an Array
Given an array arr[] containing N elements, the task is to find the GCD of the elements which have frequency count which is a Fibonacci… Read More »
Count numbers divisible by K in a range with Fibonacci digit sum for Q queries
Given an array arr[][] containing Q queries and an integer K where each query consists of a range [L, R], the task is to find… Read More »
Count of nodes in a Binary Tree whose immediate children are co-prime
Given a Binary Tree, the task is to count the nodes whose immediate children are co-prime. Examples: Input: 1 / \ 15 5 / \… Read More »
Numbers with a Fibonacci difference between Sum of digits at even and odd positions in a given range
Prerequisites: Digit DP Given a range [L, R], the task is to count the numbers in this range having the difference between, the sum of… Read More »
Program to print the series 1, 9, 17, 33, 49, 73, 97… till N terms
Given a number N, the task is to print the first N terms of the series: Examples: Input: N = 7 Output: 1, 9, 17,… Read More »
Find Nth term of the series where each term differs by 6 and 2 alternately
Given a number N, the task is to find the Nth term of the series where each term differs by 6 and 2 alternately. Examples:… Read More »
Sum and product of K smallest and largest Fibonacci numbers in the array
Given an integer K and an array arr[] containing N integers, the task is to find the sum and product of K smallest and K… Read More »
Count of numbers whose difference with Fibonacci count upto them is atleast K
Prerequisites: Binary Search Given two positive integers N and K, the task is to count all the numbers that satisfy the following conditions: If the… Read More »
Maximize the number of indices such that element is greater than element to its left
Given an array arr[] of N integers, the task is to maximize the number of indices such that an element is greater than the element… Read More »
Digital Root of a given large integer using Recursion
The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit then… Read More »
Count of nodes in a Binary Tree whose child is its prime factors
Given a Binary Tree, the task is to print the count of nodes whose either of the immediate child is its prime factors. Examples: Input:… Read More »
String obtained by reversing and complementing a Binary string K times
Given a binary string of size N and an integer K, the task is to perform K operations upon the string and print the final… Read More »
Find the Sum of the series 1/2 – 2/3 + 3/4 – 4/5 + … till N terms
Given a number N, the task is to find the sum of the below series till N terms. Examples: Input: N = 6 Output: -0.240476… Read More »
Find the Sum of the series 1 + 2 + 9 + 64 + 625 + 7776 … till N terms
Given a number N, the task is to find the sum of the below series till N terms. Examples: Input: N = 2 Output: 3… Read More »
