/** * File: Vertex.java * Created Time: 2023-02-15 * Author: krahets (krahets@163.com) */ package utils; import java.util.*; /* 顶点类 */ public class Vertex { public int val; public Vertex(int val) { this.val = val; } /* 输入值列表 vals ,返回顶点列表 vets */ public static Vertex[] valsToVets(int[] vals) { Vertex[] vets = new Vertex[vals.length]; for (int i = 0; i < vals.length; i++) { vets[i] = new Vertex(vals[i]); } return vets; } /* 输入顶点列表 vets ,返回值列表 vals */ public static List vetsToVals(List vets) { List vals = new ArrayList<>(); for (Vertex vet : vets) { vals.add(vet.val); } return vals; } }