static void Main(string[] args) { DArray<int> da = new DArray<int>(10); int N; Console.WriteLine("N = "); N = int.Parse(Console.ReadLine()); int count = 0;//满足条件的整数个数 for (int i = 2; i <= N; i++) { if (da.Size == count) { da.ReSize(da.Size + 10); } if (i % 5 == 0 || i % 7 == 0) { da[count] = i; count++; } } for (int i = 0; i < count; i++) { Console.Write(da[i].ToString() + " "); } }