## Numbers of Length N having digits A and B and whose sum of digits contain only digits A and B

Given three positive integers N, A and B. The task is to count the numbers of length N containing only digits A and B and… Read More »

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Given three positive integers N, A and B. The task is to count the numbers of length N containing only digits A and B and… Read More »

Given an integer n, the task is to count the number of pairs (i, j) such that ((n % i) % j) % n is… Read More »

Given two positive integers n and k. Find minimum positive integer x such that the (x % k) * (x / k) == n, where… Read More »

Given an array arr[] of integers, the task is to find the LCM of all the elements of the array modulo M where M =… Read More »

Given two integers A and B where A is not divisible by B, the task is to express A / B as a natural number… Read More »

Given a prime . The task is to count all the primitive roots of . A primitive root is an integer x (1 <= x… Read More »

Given an integer N which is the number of stones in a pile and the game of stones is being played between you and your… Read More »

Given an array of integers and a number K. The task is to sort only those elements of the array which yields remainder P upon… Read More »

Given three numbers a, b, n. Find GCD(an, b). Examples: Input : a = 2, b = 3, n = 3 Output : 1 2^3… Read More »

Given a number N, the task is to find the smallest number not less than N, which has all digits odd. Examples: Input: N =… Read More »

Given two integers ‘X’ and ‘N’, the task is to split the integer ‘X’ into exactly ‘N’ parts such that: X1 + X2 + X3… Read More »

Given an array, the task is to find the minimum and maximum elements in the array which is divisible by a given number k. Examples:… Read More »

Given a number N, the task is to find unit and tens places digit of the first N natural numbers factorials, i.e last last two… Read More »

Given a function f(n) = (13 + 23 + 33 + … + n3), the task is to find the value of f(n) mod 4… Read More »

Given a number N, the task is to check if it is prime or not using Wilson Primality Test. Print ‘1’ isf the number is… Read More »