order returns the total number of nodes in the graph
()
| 30 | type graph interface { |
| 31 | // order returns the total number of nodes in the graph |
| 32 | order() int |
| 33 | |
| 34 | // edgesFrom returns a list of integers that each |
| 35 | // represents a node that has an edge from node u. |
no outgoing calls