+============================================================================= Check for a valid hex digit

A utility function to create a node

Helper function that allocates a new node with the given data and NULL left and right pointers. */

+============================================================================= Hex-to-Word : Decode a block of 4 hex digits We assume the string has a

A utility function to insert a new node with given key in BST */

* Vérifie si une List est vide * @param li La liste à tester * @return true si elle est vide, faux sinon */

else return -a; }

Método que verifica se é um vertice @param v Nome do vértice @return Uma resposta true caso o nome seja de um vértice, e false caso não

+============================================================================= String must be block of 4 hex digits separated with blanks

ComputeFrequency computes a relative frequency map of all characters in the array.

cin.ignore();

This function associates each piece with a number

To insert a node in the tree */

A utility function to get maximum of two integers