Buy minimum items without change and given coins
You have an unlimited number of 10-rupee coins and exactly one coin of r rupee and you need to buy minimum items each of cost… Read More »
You have an unlimited number of 10-rupee coins and exactly one coin of r rupee and you need to buy minimum items each of cost… Read More »
Given a range represented by two positive integers l and r and two integers d and m. Find the count of numbers lying in the… Read More »
Given an array arr[] of size n ≥ 3, the task is to find the minimum possible difference between the maximum and the minimum element… Read More »
Given a graph G, the task is to check if it represents a Star Topology. A Star Topology is the one shown in the image… Read More »
Given a graph G, the task is to check if it represents a Ring Topology. A Ring Topology is the one shown in the image… Read More »
Given integers k, d1, d2 and an integer array arr[]. Starting from number k you are allowed to make jumps of size d1 and d2… Read More »
Given a range represented by two positive integers L and R and a positive integer K. Find the count of numbers in the range where… Read More »
Given a tree, where each vertex V has a value A[V] stored in it. The task is to find the minimum number of operations required… Read More »
Given an array of N integers and 3 integers D, A and B. The task is to find the number of array elements that we… Read More »
Given a graph G, check if it represents a Bus Topology. A Bus Topology is the one shown in the image below: Examples: Input: Output:… Read More »
Given two positive integers L and R which represents a range and two more positive integers d and K. The task is to find the… Read More »
Given a string str, the task is to split the string into minimum parts such that each part is of same length and each part… Read More »
Given a string str which contains only the characters x and y, the task is to count all the sub-strings that start and end with… Read More »
Given an array of size and a number . The task is to modify the given array such that: The difference between the sum of… Read More »
Given an array of integers. Find an integer X which is the divisor of all except for exactly one element in the given array. Note:… Read More »