using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApplicationSharp { class Program { static void Print(List content) { int n = content.Count(); for (int i = 0; i < n-1; i++) Console.Write("{0} ", content[i]); Console.WriteLine(content[n - 1]); } static void Main(string[] args) { int n, k; string[] s =Console.ReadLine().Split(' '); n = int.Parse(s[0]); k = int.Parse(s[1]); int use = n - k - 2; List ret=new List(); if (use > 0) { if (use % 2 == 0) ret = new List { 0, 2, 1 }; else ret = new List { 1, 0, 2 }; use--; int i = 3; while (use>0) { int diff = ret[i - 1] - ret[i - 2]; if (Math.Abs(diff) == 2) { ret.Add(ret[i - 1] + (diff > 0 ? -1 : 1)); } else { ret.Add(ret[i - 1] + (diff > 0 ? -2 : 2)); } use--; i++; } for (; i < n; i++) { ret.Add(2 * ret[i - 1] - ret[i - 2]); } Print(ret); } else { for (int i = 1; i <= n; i++) ret.Add(i); Print(ret); } } } }