Tag: go

Overview Given an integer array and a target number, the objective is to find the number of combinations from the integer array that sum to the target number. Each of the elements…

Overview The objective is to calculate the power of a given integer. There will be two inputs The number itself – The number can be positive as well as negative. It can…

Overview There is a 2d matrix of numbers that is given. The objective Calculate the sum of the elements of matrix inside the rectangle defined by its upper left corner (row1, col1)…

Overview There is an array of numbers that are given. The objective is to find the range sum in that given array. What does it mean that a range will be given…

Overview In this tutorial, we will see the most simple way to find a substring in a given string. Note that it may not be the most efficient strategy. The strategy will…

Overview A sorted array is given. The array is sorted in ascending order. The objective is to convert that sorted array to a Height Balanced BST. A balanced BST is a BST…

Overview There is a set of bars each of 1 unit width but different heights placed alongside. The height of the bars is represented using an array The array represents that The…

Overview The objective is to find out the cycle start node in a given linked list. A cycle exists in a linked list if  the last node in the linked list points…

Overview The objective is to rotate a given list in the right direction by a given number of places. Example Program Here is the program for the same. Output Note: Check out…

Overview The objective is to if a given linked list has a cycle or not. A cycle exists in a linked list if  the last node in the linked list points to…