示例#1
0
文件: 1.cs 项目: qifanyyy/CLCDSA
        public Convex[] Split(int start, int end)
        {
            Convex one = new Convex();
            Convex two = new Convex();

            foreach (int a in Vertices)
            {
                if (a > start && a < end)
                {
                    one.Vertices.Add(a);
                }
                else if (a < start || a > end)
                {
                    two.Vertices.Add(a);
                }
                else
                {
                    one.Vertices.Add(a);
                    two.Vertices.Add(a);
                }
            }
            return(new Convex[] { one, two });
        }
示例#2
0
文件: 1.cs 项目: qifanyyy/CLCDSA
        static void Main(string[] args)
        {
            string[]      lines = File.ReadAllLines(args[0]);
            StringBuilder b     = new StringBuilder();
            int           n     = int.Parse(lines[0]);
            int           index = 1;

            for (int i = 0; i < n; i++)
            {
                b.AppendFormat("Case #{0}: ", i + 1);
                string[]      values        = lines[index++].Split(' ');
                int           vertextNumber = int.Parse(values[0]);
                int           wallNumber    = int.Parse(values[1]);
                string[]      startList     = lines[index++].Split(' ');
                string[]      endList       = lines[index++].Split(' ');
                List <Convex> convexes      = new List <Convex>();
                Convex        c             = new Convex();
                for (int j = 1; j <= vertextNumber; j++)
                {
                    c.Vertices.Add(j);
                }
                convexes.Add(c);
                for (int j = 0; j < wallNumber; j++)
                {
                    int           start   = int.Parse(startList[j]);
                    int           end     = int.Parse(endList[j]);
                    List <Convex> newList = new List <Convex>();
                    foreach (Convex conv in convexes)
                    {
                        if (conv.HasLine(start, end))
                        {
                            newList.AddRange(conv.Split(start, end));
                        }
                        else
                        {
                            newList.Add(conv);
                        }
                    }
                    convexes = newList;
                }
                int           maxNumber = convexes.Min(x => x.Vertices.Count);
                List <Vertix> verticies = new List <Vertix>();
                for (int j = 0; j < vertextNumber; j++)
                {
                    verticies.Add(new Vertix()
                    {
                        Id = j + 1, ColorId = 0
                    });
                }
                List <Color> colors = new List <Color>();
                for (int j = 0; j < maxNumber; j++)
                {
                    colors.Add(new Color()
                    {
                        Id = j + 1
                    });
                }
                var orderdV = verticies.Select(x => x).OrderBy(x => x.ConvexCount(convexes)).Reverse();
                foreach (Vertix v in orderdV)
                {
                    var conv            = convexes.Where(x => x.HasVertix(v.Id));
                    var candidateColors = new List <int>();
                    foreach (Color color in colors)
                    {
                        candidateColors.Add(conv.Where(x => x.Colors.Contains(color.Id)).Count());
                    }
                    var   minColor = candidateColors.IndexOf(candidateColors.Min()) + 1;
                    Color color2   = colors.Where(x => x.Id == minColor).First();

                    foreach (Convex cx in conv)
                    {
                        cx.Colors.Add(color2.Id);
                    }
                    v.ColorId = color2.Id;
                }
                b.AppendLine(maxNumber.ToString());
                foreach (Vertix v in verticies)
                {
                    b.Append(v.ColorId);
                    b.Append(" ");
                }
                b.AppendLine();
            }
            File.WriteAllText(args[0] + ".out", b.ToString());
        }