Question

XOR Paths
You are given the following:
A tree I consisting of n nodes
. An integer x
Each node has some value wil associated with it
Task
Determine the number of simple paths in the tree, such that the bitwise xor of elements on the simple path is x
Note A simple path between node u and vis defined as a sequence of edges that connects node u and and includes the occurrence of a node at
most orice

Answer 1

Explanation:

To cheer up Portia, Nerissa says to her that her father was always a good man, and such men have good guidance inspirations from Heaven at the time of their death when making their wills. Therefore, Nerissa assures Portia that none but the person who really loves her and not her money will choose the right casket.