Exemple #1
0
        void Solve(StreamScanner ss, StreamWriter sw)
        {
            //---------------------------------
            N = ss.Next(int.Parse);
            W = ss.Next(long.Parse);
            G = ss.Next(long.Parse, 2, N)
                .Select(a => new WeightValuePair(a[0], a[1]))
                .GroupBy(wv => wv.Weight)
                .OrderBy(g => g.Key)
                .Select(g => g.OrderByDescending(wv => wv.Value).ToArray())
                .ToArray();

            sw.WriteLine(GetAns(0, 0, 0));
            //---------------------------------
        }