126 lines
3.2 KiB
C#
126 lines
3.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace Kalender
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{
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internal class day9_part1
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{
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static string file = "../../../Kalender/files/day9.txt";
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static string[] lines = File.ReadAllLines(file);
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static int rows = 20;
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static int column = 20;
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static string[,] field = new string[rows, column];
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static public void create2DArray()
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{
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for (int i = 0; i < rows; i++)
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{
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for (int j = 0; j < column; j++)
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{
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field[i, j] = "[ ]";
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}
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}
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}
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static public void fieldPrint()
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{
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//Start
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int counter = 0;
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for (int i = 0; i < rows; i++)
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{
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for (var j = 0; j < column; j++)
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{
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Console.Write(field[i, j]);
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if (field[i, j] == "[#]")
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{
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counter++;
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}
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}
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Console.Write("\n");
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}
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Console.WriteLine($"Tails {counter}");
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}
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static public void moveTail(int xx, int yy, char direction, int steps)
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{
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int x = xx;
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int y = yy;
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field[x, y] = "[#]";
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for (int i = 0; i < steps; i++)
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{
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switch (direction)
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{
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case 'R':
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y ++;
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break;
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case 'L':
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y --;
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break;
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case 'U':
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x--;
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break;
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case 'D':
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x++;
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break;
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}
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field[x, y] = "[#]";
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}
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}
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static public void day9_01()
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{
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create2DArray();
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int currentPosx = rows /2;
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int currentPosy = column / 2;
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int step = 0;
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field[currentPosx, currentPosy] = "[S]";
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foreach (var line in lines)
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{
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step = Convert.ToInt16(line.Substring(2));
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moveTail(currentPosx, currentPosy, line[0], step);
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int headx = 0;
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int heady = 0;
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switch (line[0]) {
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case 'R':
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heady = step;
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currentPosy += heady;
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break;
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case 'L':
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heady = step;
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currentPosy -= heady;
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break;
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case 'U':
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headx = step;
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currentPosx -= headx;
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break;
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case 'D':
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headx = step;
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currentPosx += headx;
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break;
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}
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field[currentPosx, currentPosy] = "[H]";
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}
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fieldPrint();
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}
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}
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class day9_part2
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{
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}
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}
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