using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics; using System.IO; using System.Linq; using System.Numerics; using System.Text; using System.Text.RegularExpressions; using System.Threading.Tasks; using static System.Math; public static class P { public static void Main() { var a = long.Parse(Console.ReadLine()); int layers = 20; int width = 5; int b = width - 1; int n = 1 + layers * width + 1; int[] prevAmps = { 1 }; int[] nxts = Enumerable.Range(2, width).ToArray(); // // 1 - 2 - 5 - 8 \ // \ x x | <- Amps // 3 - 6 - 9 / // | | // 4 - 7 - 10 - 11 <- Wires // List wires = new List(); List<(int, int)> edges = new List<(int, int)>(); for (int i = 0; i < layers; i++) { int[] nxtAmps = nxts.SkipLast(1).ToArray(); int nxtWire = nxts.Last(); wires.Add(nxtWire); foreach (var prev in prevAmps) foreach (var nxt in nxtAmps) edges.Add((prev, nxt)); for (int j = 0; j < a % b; j++) { edges.Add((nxtAmps[j], nxtWire)); } a /= b; nxts = nxts.Select(x => x + width).ToArray(); prevAmps = nxtAmps; } wires.Add(n); for (int i = 1; i < wires.Count; i++) { edges.Add((wires[i - 1], wires[i])); } Console.WriteLine($"{n} {edges.Count}"); foreach (var (s, t) in edges) { Console.WriteLine($"{s} {t}"); } } }