1. odovzdavka

.gitignore

+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+##
+## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
+
+# User-specific files
+*.rsuser
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+[Aa][Rr][Mm]/
+[Aa][Rr][Mm]64/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015/2017 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# Visual Studio 2017 auto generated files
+Generated\ Files/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# Benchmark Results
+BenchmarkDotNet.Artifacts/
+
+# .NET Core
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+# StyleCop
+StyleCopReport.xml
+
+# Files built by Visual Studio
+*_i.c
+*_p.c
+*_h.h
+*.ilk
+*.meta
+*.obj
+*.iobj
+*.pch
+*.pdb
+*.ipdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*_wpftmp.csproj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# Visual Studio Trace Files
+*.e2e
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# AxoCover is a Code Coverage Tool
+.axoCover/*
+!.axoCover/settings.json
+
+# Visual Studio code coverage results
+*.coverage
+*.coveragexml
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+*.appx
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+orleans.codegen.cs
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+# ASP.NET Core default setup: bower directory is configured as wwwroot/lib/ and bower restore is true
+**/wwwroot/lib/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+*.rptproj.rsuser
+*- Backup*.rdl
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+# OpenCover UI analysis results
+OpenCover/
+
+# Azure Stream Analytics local run output
+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
+
+# NVidia Nsight GPU debugger configuration file
+*.nvuser
+
+# MFractors (Xamarin productivity tool) working folder
+.mfractor/
+
+# Local History for Visual Studio
+.localhistory/
+
+# BeatPulse healthcheck temp database
+healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
\ No newline at end of file

NPuzzle2020.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29806.167
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "NPuzzleCore", "NPuzzleCore\NPuzzleCore.csproj", "{A6EB1BC9-9B71-4411-AA28-506148E80EAC}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "NPuzzleConsole", "NPuzzleConsole\NPuzzleConsole.csproj", "{09F69E33-1759-41E9-8C04-46B04A3AAF6F}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "NPuzzleTest", "NPuzzleTest\NPuzzleTest.csproj", "{B11AE1C1-3E0D-49C5-B597-B376FE2B259C}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{A6EB1BC9-9B71-4411-AA28-506148E80EAC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A6EB1BC9-9B71-4411-AA28-506148E80EAC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A6EB1BC9-9B71-4411-AA28-506148E80EAC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A6EB1BC9-9B71-4411-AA28-506148E80EAC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{09F69E33-1759-41E9-8C04-46B04A3AAF6F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{09F69E33-1759-41E9-8C04-46B04A3AAF6F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{09F69E33-1759-41E9-8C04-46B04A3AAF6F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{09F69E33-1759-41E9-8C04-46B04A3AAF6F}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B11AE1C1-3E0D-49C5-B597-B376FE2B259C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B11AE1C1-3E0D-49C5-B597-B376FE2B259C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B11AE1C1-3E0D-49C5-B597-B376FE2B259C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B11AE1C1-3E0D-49C5-B597-B376FE2B259C}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {9066DF2E-61F6-4B91-9BA5-60A284025BF3}
+	EndGlobalSection
+EndGlobal

NPuzzleConsole/ConsoleUI.cs

+using System;
+using NPuzzle.Core;
+using NPuzzle.Entity;
+using NPuzzle.Service;
+
+namespace NPuzzle.ConsoleUI
+{
+    public class ConsoleUI
+    {
+        private readonly Field field;
+
+        private readonly IScoreService scoreService = new ScoreServiceFile();
+
+        public ConsoleUI(Field field)
+        {
+            this.field = field;
+        }
+
+        public void Play()
+        {
+            PrintScores();
+
+            do
+            {
+                PrintField();
+                ProcessInput();
+            } while (!field.IsSolved());
+
+            scoreService.AddScore(new Score{Player = Environment.UserName, Points = field.GetScore()});
+
+            PrintField();
+            Console.WriteLine("You won!");
+        }
+
+
+        private void PrintField()
+        {
+            for (var row = 0; row < field.RowCount; row++)
+            {
+                for (var column = 0; column < field.ColumnCount; column++)
+                {
+                    var tile = field[row, column];
+                    Console.Write(" ");
+                    if (tile == null)
+                        Console.Write("  ");
+                    else
+                        Console.Write("{0, 2}", tile.Value);
+                }
+
+                Console.WriteLine();
+            }
+
+            Console.WriteLine();
+        }
+
+        private void ProcessInput()
+        {
+            Console.Write("Enter tile number to move or 'X' to exit: ");
+            var line = Console.ReadLine().Trim().ToUpper();
+            if ("X" == line)
+                Environment.Exit(0);
+            try
+            {
+                field.Move(Int32.Parse(line));
+            }
+            catch (FormatException e)
+            {
+                //Jaro: toto je ocakavane
+            }
+        }
+
+        private void PrintScores()
+        {
+            Console.WriteLine("Top scores:");
+            foreach (var score in scoreService.GetTopScores())
+            {
+                Console.WriteLine("{0} {1}", score.Player, score.Points);
+            }
+        }
+    }
+}
\ No newline at end of file

NPuzzleConsole/NPuzzleConsole.csproj

+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\NPuzzleCore\NPuzzleCore.csproj" />
+  </ItemGroup>
+
+</Project>

NPuzzleConsole/Program.cs

+using System;
+using NPuzzle.Core;
+using NPuzzle.ConsoleUI;
+
+namespace NPuzzle
+{
+    public class Program
+    {
+        static void Main(string[] args)
+        {
+            var field = new Field(4, 4);
+            var ui = new ConsoleUI.ConsoleUI(field);
+            ui.Play();
+
+            Console.ReadKey();
+        }
+    }
+}

NPuzzleCore/Core/Coordinate.cs

+using System;
+
+namespace NPuzzle.Core
+{
+    [Serializable]
+    public struct Coordinate
+    {
+        public int Row { get; set; }
+        public int Column { get; set; }
+    }
+}

NPuzzleCore/Core/Field.cs

+using System;
+
+namespace NPuzzle.Core
+{
+    [Serializable]
+    public class Field
+    {
+        private readonly Tile[,] tiles;
+
+        private Coordinate emptyCoordinates;
+
+        public int RowCount { get; private set; }
+
+        public int ColumnCount { get; private set; }
+
+        private DateTime startTime;
+
+        private const int ShuffleCount = 10;
+
+        private bool shuffling;
+
+        public Field(int rowCount, int columnCount)
+        {
+            RowCount = rowCount;
+            ColumnCount = columnCount;
+            tiles = new Tile[RowCount, ColumnCount];
+            Initialize();
+            Shuffle();
+            startTime = DateTime.Now;
+        }
+
+        private void Initialize()
+        {
+            var index = 1;
+            for (var row = 0; row < RowCount; row++)
+            {
+                for (var column = 0; column < ColumnCount; column++)
+                {
+                    tiles[row, column] = new Tile(index);
+                    index++;
+                }
+            }
+
+            emptyCoordinates = new Coordinate {Row = RowCount - 1, Column = ColumnCount - 1};
+            tiles[RowCount - 1, ColumnCount - 1] = null;
+        }
+
+        private void Shuffle()
+        {
+            shuffling = true;
+
+            Random random = new Random();
+            for (int i = 0; i < ShuffleCount; i++)
+            {
+                Move(random.Next(RowCount * ColumnCount - 1) + 1);
+            }
+
+            shuffling = false;
+        }
+
+        public Tile GetTile(int row, int column)
+        {
+            return tiles[row, column];
+        }
+
+        public Tile this[int row, int column]
+        {
+            get { return tiles[row, column]; }
+        }
+
+        public void Move(int value)
+        {
+            if (shuffling || !IsSolved())
+            {
+                if (emptyCoordinates.Row > 0 && tiles[emptyCoordinates.Row - 1, emptyCoordinates.Column].Value == value)
+                {
+                    ExchangeWithEmpty(-1, 0);
+                }
+                else if (emptyCoordinates.Row < RowCount - 1 &&
+                         tiles[emptyCoordinates.Row + 1, emptyCoordinates.Column].Value == value)
+                {
+                    ExchangeWithEmpty(1, 0);
+                }
+                else if (emptyCoordinates.Column > 0 &&
+                         tiles[emptyCoordinates.Row, emptyCoordinates.Column - 1].Value == value)
+                {
+                    ExchangeWithEmpty(0, -1);
+                }
+                else if (emptyCoordinates.Column < ColumnCount - 1 &&
+                         tiles[emptyCoordinates.Row, emptyCoordinates.Column + 1].Value == value)
+                {
+                    ExchangeWithEmpty(0, 1);
+                }
+            }
+        }
+
+        private void ExchangeWithEmpty(int drow, int dcolumn)
+        {
+            tiles[emptyCoordinates.Row, emptyCoordinates.Column] =
+                tiles[emptyCoordinates.Row + drow, emptyCoordinates.Column + dcolumn];
+            tiles[emptyCoordinates.Row + drow, emptyCoordinates.Column + dcolumn] = null;
+            emptyCoordinates = new Coordinate
+            {
+                Row = emptyCoordinates.Row + drow,
+                Column = emptyCoordinates.Column + dcolumn
+            };
+        }
+
+        public bool IsSolved()
+        {
+            var index = 1;
+            for (var row = 0; row < RowCount; row++)
+            {
+                for (var column = 0; column < ColumnCount; column++)
+                {
+                    if (tiles[row, column] != null && tiles[row, column].Value != index)
+                        return false;
+                    index++;
+                }
+            }
+
+            return true;
+        }
+
+        public int GetScore()
+        {
+            return RowCount * ColumnCount * 3 - (DateTime.Now - startTime).Seconds;
+        }
+    }
+}
\ No newline at end of file

NPuzzleCore/Core/Tile.cs

+using System;
+