Algorithm to Determine if String Halves Are Alike (Same Number of Vowels)
You are given a string s of even length. Split this string into two halves of equal lengths, and let a be the first half and b be the …
Tag: unordered_set
How to Check if a Given String has Unique Characters?
Given a string s, determine whether it has all unique characters. Example 1 Input s = “abcde” Output true Explanation All characters only occur once Example 2 Input s …
Powerful Integers by Bruteforce Algorithm using C++
Given two positive integers x and y, an integer is powerful if it is equal to x^i + y^j for some integers i >= 0 and j >= 0. …
Finding Two Numbers of Given Sum in Binary Search Tree
Given a binary search tree and a target, find out if there are any two numbers in the BST that sums up to this target. Given a Binary Search …
How to Check if Two Strings are Isomorphic?
Two strings are isomorphic if the characters in one string can be replaced to get another one. No two characters may map to the same character. A character can …
