Tree

1 · Keigo Kida · April 8, 2022, midnight
Tree Properties Every tree has a special node called the root node. The root node can be used to traverse every node of the tree. It is called root because the tree originated from root only. If a tree has N nodes(vertices), the number of edges is always one less than the number of nodes (i.e., N-1). If it has more than that, it’s called a graph not a tree....