Given a positive integer N. In one operation subtract N with its highest divisor other than N and 1. The task is to find minimum… Read More

# Category Archives: Mathematical

Given two positive integers A and B. The task is to minimize operations required to reduce A and B to 1. There are two types… Read More

Given an array arr[] consisting of N integers, the task is to find the maximum count of integers that are binary searchable in the given… Read More

Given a positive integer N, the task is to find the maximum set of numbers from the first N natural numbers whose Bitwise AND is… Read More

Number System is a method of representing numbers on the number line with the help of a set of symbols and rules. These symbols range… Read More

Given an array arr[] of size N and an integer X, the task is to find the length of the longest subsequence such that the… Read More

Check if A and B can be reduced to 0 by decrementing with x and y with absolute difference at most K

Given three integers A, B, and K. The task is to check whether A and B can be reduced to zero by decrementing x and… Read More

Given string str that contains only digits, the task is to return an expression by inserting the ‘+’ or ‘*’ operator between every two digits… Read More

Given a matrix mat[][] of dimensions N*M and an array target[] of M integers, the task is to check whether any row of the matrix… Read More

Given numeric string S of size N and a positive integer K, the task is to find the minimum number of adjacent swaps required in… Read More

Given an array arr[] of N integers and a positive integer K, the task is to find the minimum number of operations required to reduce… Read More

Given a positive integer N, the task is to check if N can be written as the sum of two perfect biquadrates or not i.e., (N… Read More

Given three positive integers X, Y, and B, where X and Y are Base-B integers, the task is to find the value of X –… Read More

Given an array arr[] of N integers, the task is to find the number of pairs of array elements (arr[i], arr[j]) such that the difference… Read More

Given an array arr[] of N integers and an integer D, the task is to find the length of the longest non-decreasing subsequence such that… Read More