## Check if the sum of digits of number is divisible by all of its digits

Given an integer N, the task is to check whether the sum of digits of the given number is divisible by all of its digits… Read More »

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Given an integer N, the task is to check whether the sum of digits of the given number is divisible by all of its digits… Read More »

Given an integer N. The task is to find Mobius function of all numbers from 1 to N. Examples: Input: N = 5 Output: 1… Read More »

Given an array arr[] of N integers where every element is from the range [1000, 9999]. The task is to make the array non-decreasing by… Read More »

Given an array arr[] containing N numbers. The task is to check whether the bitwise-AND of the given N numbers is even or odd. Examples:… Read More »

Given three integers X, Y and Z which represent the number of coins to buy some items. The cost of items is given below: Item… Read More »

Given three integers L, R and P where P is prime, the task is to count the number of times P occurs in the prime… Read More »

Given a string str representing a number, the task is to find whether the number is valid or not if it made topsy-turvy i.e upside-down.… Read More »

Given an array arr[] and an integer K, the task is to find the total number of subsequences from the array where each element is… Read More »

Given two integers K and N, the task is to find the count of integers from the range [2, N – 1] whose sum of… Read More »

Given Q queries where every query consists of an integer D, the task is to find the smallest and the largest prime number with D… Read More »

Given a binary number as a string str of length L. The task is to find the minimum number of operations needed so that the… Read More »

Given a range L and R count all numbers between L to R such that sum of digit of each number and sum of square… Read More »

Given two integers A and B, the task is to find two co-prime numbers C1 and C2 such that C1 divides A and C2 divides… Read More »

Given two integers N and K, the task is to find an N x N square matrix such that sum of every row and column… Read More »

Given an integer N, the task is to check whether the elements from the range [1, N] can be divided into three non-empty equal sum… Read More »