Function main

publication/code/chapter09/dfs.rs:128–136

()

}

fn main() {
    let data = [
        [1,2],[2,1],[1,3],[3,1],[2,4],[4,2],[2,5],
        [5,2],[3,6],[6,3],[3,7],[7,3],[4,5],[5,4],
        [6,7],[7,6],[5,8],[8,5],[6,8],[8,6]
    ];
    let gp = build_graph(data);
    dfs(gp);
}