Question: 2. To implement a simple directed graph, write two Java classes: nodes and edges. Nodes must have an ID number (integer) a name (String) and

2. To implement a simple directed graph, write two Java classes: nodes and edges. Nodes must have an ID number (integer) a name (String) and a simple constructor. Edges must have an ID number (integer), label (String), a source node (reference to a node) and a target node (reference to node).

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