How to Find First and Last Position of Element in Sorted Array?
Given a sorted arrays with integers and a target to locate, find the first and last position of the element in the sorted array. Example: Input: nums = , …
Category: c / c++
How to Break Integers (StairCases) using Dynamic Programming?
Given an integer N, find out the number of method to sum up to N by integers given the following requirements: Natural Numbers (Postive Integers) need to be strictly …
How to Check Binary Number with Alternating Bits?
Given an integer, check if its binary representation are containing the alternating bits. For example, 101, 10101, 1010 are binary numbers with alternative bits. But 1011, 1110 are not. …
Binary Search to Guess Number Game (C++ Coding Exercise)
Given a API guess(int num) which will return three possible results (0 – you guess right, -1 my answer lower, and 1 my answer higher), your task is to …
How to Filter the Unique Email Addresses?
Same Email addresses can have different forms for example, in the format of “username@domain” – the username part can have the optional dots to separate. The following email addresses …