## Reach the numbers by making jumps of two given lengths

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 »

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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 »

Given a binary string S. Find the minimum number of operations required to be performed on the number zero to convert it to the number… Read More »

Given a range represented by two positive integers L and R. Find the count of numbers in the range where the first digit is equal… Read More »

A string is called a N-copy string when it is formed by N copies of letter ‘G’. ie “GGGG” is a 4-copy string since it… Read More »

Given an array of N integers where array elements form a strictly decreasing and increasing sequence. The task is to find the smallest number in… Read More »

Given a string str and an array of strings strArr[], the task is to sort the array according to the alphabetical order defined by str.… Read More »