## Check if product of digits of a number at even and odd places is equal

Given an integer N, the task is to check whether the product of digits at even and odd places of a number are equal. If… Read More »

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- Find the longest subsequence of an array having LCM at most K
- Program to calculate product of digits of a number
- Sort the numbers according to their sum of digits
- Program to check if a number is divisible by any of its digits
- Find the sum of digits of a number at even and odd places
- Find the number of solutions to the given equation
- Minimum number of given moves required to make N divisible by 25
- Check if product of digits of a number at even and odd places is equal
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- Sum of two numbers where one number is represented as array of digits
- Find M-th number whose repeated sum of digits of a number is N
- Smallest integer greater than n such that it consists of digit m exactly k times
- Find Nth positive number whose digital root is X
- Absolute difference between the first X and last X Digits of N
- Find the count of numbers that can be formed using digits 3, 4 only and having length at max N.
- Check if two numbers have same number of digits
- Numbers in a Range with given Digital Root
- Count the nodes in the given tree whose sum of digits of weight is odd
- Count the number of digits of palindrome numbers in an array
- Maximum number formed from array with K number of adjacent swaps allowed
- Greatest number less than equal to B that can be formed from the digits of A
- Maximum number that can be display on Seven Segment Display using N segments
- Check if a + b = c is valid after removing all zeroes from a, b and c
- Third last digit in 5^N for given N
- Composite numbers with digit sum 1
- Largest and smallest digit of a number

Given an integer N, the task is to check whether the product of digits at even and odd places of a number are equal. If… Read More »

Given an integer K and a range of consecutive numbers [L, R]. The task is to count the numbers from the given range which have… Read More »

Given a number X ( 1<= X <= 9) and a positive number N, find the Nth positive number whose digital root is X. Digital… Read More »

Given an array arr[] of N non-negative integers, the task is to sort these integers according to sum of their digits. Examples: Input: arr[] =… Read More »

Given three integers A, B and C, the task is to find the count of values of X such that the following condition is satisfied,… Read More »

Given a number N(1 ≤ N ≤ 1018) without leading zeros. The task is to find the minimum number of moves required to make N… Read More »

Given a range [L, R], the task is to find all the numbers from the range which are composite as well as the eventual sum… Read More »

Given two positive integers N and M, the task is to find the smallest positive integer which is divisible by N and whose digit sum… Read More »

Given two positive integers N and M. The task is to find M-th number whose sum of digits of a number until sum becomes single… Read More »

Given two integers N and X. The task is to print the absolute difference between the first X and last X digits in N. Considering… Read More »

Given three integer n, m and k, the task is to find the smallest integer > n such that digit m appears exactly k times… Read More »

Given two integers a and b. Now, c can be found as a + b = c. The task is to check if the equation… Read More »

Given an integer N, the task is to check whether the number is divisible by the sum of its digits or not. If divisible, then… Read More »

Given an integer num, the task is to count the number of holes in that number. The holes in each digit are given below: Digit… Read More »

Given an integer N where . The task is to check whether the number is not divisible by any of its digit. If the given… Read More »