# Initialize the graph
G = nx.Graph()

# Add weighted edges
G.add_edge("A", "B", weight=0.6)
G.add_edge("A", "C", weight=0.2)
G.add_edge("C", "D", weight=0.1)
G.add_edge("C", "E", weight=0.7)
G.add_edge("C", "F", weight=0.9)
G.add_edge("A", "D", weight=0.3)