diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..663f9df
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,353 @@
+## 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
+
+# Mono auto generated files
+mono_crash.*
+
+# 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/
+[Ll]ogs/
+
+# 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
+nunit-*.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
+# NuGet Symbol Packages
+*.snupkg
+# 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
+*.appxbundle
+*.appxupload
+
+# 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/
+
+# 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
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).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/
+
+# 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/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
\ No newline at end of file
diff --git a/OnScreenKeyboard.sln b/OnScreenKeyboard.sln
new file mode 100644
index 0000000..1071724
--- /dev/null
+++ b/OnScreenKeyboard.sln
@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29411.108
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OnScreenKeyboard", "OnScreenKeyboard\OnScreenKeyboard.csproj", "{D576B8BA-FEDC-4277-A98E-9C781769B83B}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "OnScreenKeyboardTests", "OnScreenKeyboardTests\OnScreenKeyboardTests.csproj", "{B10834E3-188C-49F1-A283-260FEA990763}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Release|Any CPU = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution
+ {D576B8BA-FEDC-4277-A98E-9C781769B83B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {D576B8BA-FEDC-4277-A98E-9C781769B83B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {D576B8BA-FEDC-4277-A98E-9C781769B83B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {D576B8BA-FEDC-4277-A98E-9C781769B83B}.Release|Any CPU.Build.0 = Release|Any CPU
+ {B10834E3-188C-49F1-A283-260FEA990763}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+ {B10834E3-188C-49F1-A283-260FEA990763}.Debug|Any CPU.Build.0 = Debug|Any CPU
+ {B10834E3-188C-49F1-A283-260FEA990763}.Release|Any CPU.ActiveCfg = Release|Any CPU
+ {B10834E3-188C-49F1-A283-260FEA990763}.Release|Any CPU.Build.0 = Release|Any CPU
+ EndGlobalSection
+ GlobalSection(SolutionProperties) = preSolution
+ HideSolutionNode = FALSE
+ EndGlobalSection
+ GlobalSection(ExtensibilityGlobals) = postSolution
+ SolutionGuid = {A743281D-D4B9-4C89-B963-2CA7076F89AA}
+ EndGlobalSection
+EndGlobal
diff --git a/OnScreenKeyboard/CursorTracker.cs b/OnScreenKeyboard/CursorTracker.cs
new file mode 100644
index 0000000..82a43bd
--- /dev/null
+++ b/OnScreenKeyboard/CursorTracker.cs
@@ -0,0 +1,121 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+
+namespace OnScreenKeyboard
+{
+ /*
+ CursorTracker class
+ Contains all methods for tracking cursor path and generating the cursor path script
+ in a specified format.
+ */
+ ///
+ /// CursorTracker class.
+ /// Contains all methods for tracking cursor path and generating the cursor path script
+ /// in a specified format.
+ ///
+ public static class CursorTracker
+ {
+ // default starting position of cursor on a keyboard ('A')
+ static (int Row, int Col) cursorDefaultPosition = (0, 0);
+
+ // allowed moves for cursor and their reserved script symbols
+ const char moveUp = 'U';
+ const char moveDown = 'D';
+ const char moveLeft = 'L';
+ const char moveRight = 'R';
+
+ // reserved script symbols
+ const char space = 'S';
+ const char select = '#';
+ const char separator = ',';
+
+ ///
+ /// Finds the cursor path on the keyboard for the search term string
+ /// and generates cursor path script string in a specified format.
+ ///
+ ///
+ /// Cursor path script string.
+ ///
+ /// Search term string.
+ public static string GetCursorPathScript(string inputString)
+ {
+ inputString = inputString.ToUpper(CultureInfo.CurrentCulture);
+
+ var cursorCurrentPosition = cursorDefaultPosition;
+ var cursorPath = new List();
+
+ foreach (var character in inputString)
+ {
+ var cursorTargetPosition = Keyboard.GetKeyLocation(character);
+
+ if (cursorTargetPosition == (-1, -1))
+ {
+ cursorPath.Add(space);
+ }
+ else
+ {
+ var pathBetweenKeys = GetPathBetweenKeys(cursorCurrentPosition, cursorTargetPosition);
+ cursorPath.AddRange(pathBetweenKeys);
+
+ cursorCurrentPosition = cursorTargetPosition;
+ }
+
+ }
+
+ var cursorPathScript = string.Join(separator, cursorPath);
+
+ return cursorPathScript;
+ }
+
+ ///
+ /// Finds the cursor path between two keys.
+ ///
+ ///
+ /// A list that contains elements which correspond to the sequence of cursor moves from one key to another.
+ ///
+ /// Postion of key at which the cursor is currently located.
+ /// Postion of key to which the cursor needs to move.
+ private static List GetPathBetweenKeys((int Row, int Col) currentKeyLocation, (int Row, int Col) targetKeyLocation)
+ {
+ var path = new List();
+
+ var rowOffset = targetKeyLocation.Row - currentKeyLocation.Row;
+ var colOffset = targetKeyLocation.Col - currentKeyLocation.Col;
+
+ if (rowOffset != 0)
+ {
+ var moveDirection = GetMoveDirection(rowOffset, false);
+ path.AddRange(Enumerable.Repeat(moveDirection, Math.Abs(rowOffset)).ToArray());
+ }
+
+ if (colOffset != 0)
+ {
+ var moveDirection = GetMoveDirection(colOffset, true);
+ path.AddRange(Enumerable.Repeat(moveDirection, Math.Abs(colOffset)).ToArray());
+ }
+
+ path.Add(select);
+
+ return path;
+ }
+
+ ///
+ /// Finds cursor move direction either in row or in column.
+ ///
+ ///
+ /// Move direction either in row or in column.
+ ///
+ /// Row or column offset.
+ /// Defines if cursor moves in row or in column.
+ private static char GetMoveDirection(int offset, bool isMoveInRow)
+ {
+ var moveDirection = offset < 0 ?
+ (isMoveInRow ? moveLeft : moveUp) :
+ (isMoveInRow ? moveRight : moveDown);
+
+ return moveDirection;
+ }
+ }
+}
diff --git a/OnScreenKeyboard/Keyboard.cs b/OnScreenKeyboard/Keyboard.cs
new file mode 100644
index 0000000..44867d6
--- /dev/null
+++ b/OnScreenKeyboard/Keyboard.cs
@@ -0,0 +1,56 @@
+using System;
+
+namespace OnScreenKeyboard
+{
+ /*
+ Keyboard class
+ Contains keyboard layout and method to locate keys.
+ */
+ ///
+ /// Keyboard class.
+ /// Contains keyboard layout and method to locate keys.
+ ///
+
+ public static class Keyboard
+ {
+ // keyboard dimensions
+ const int nRows = 6;
+ const int nCols = 6;
+
+ // keyboard layout
+ static char[][] layout = new char[nRows][]
+ {
+ new char[nCols] {'A', 'B', 'C', 'D', 'E', 'F' },
+ new char[nCols] {'G', 'H', 'I', 'J', 'K', 'L' },
+ new char[nCols] {'M', 'N', 'O', 'P', 'Q', 'R' },
+ new char[nCols] {'S', 'T', 'U', 'V', 'W', 'X' },
+ new char[nCols] {'Y', 'Z', '1', '2', '3', '4' },
+ new char[nCols] {'5', '6', '7', '8', '9', '0' }
+ };
+
+ ///
+ /// Gets the key location from its character.
+ ///
+ ///
+ /// A pair of numbers which correspond to the row and column of the key position.
+ ///
+ /// Key's character.
+ public static (int Row, int Col) GetKeyLocation(char character)
+ {
+ int Row = -1;
+ int Col = -1;
+
+ for (int i = 0; i < nRows; i++)
+ {
+ if (Array.Exists(layout[i], key => key.Equals(character)))
+ {
+ Row = i;
+ Col = Array.FindIndex(layout[i], key => key.Equals(character));
+ break;
+ }
+ }
+
+ return (Row, Col);
+ }
+ }
+}
diff --git a/OnScreenKeyboard/OnScreenKeyboard.csproj b/OnScreenKeyboard/OnScreenKeyboard.csproj
new file mode 100644
index 0000000..09afcf2
--- /dev/null
+++ b/OnScreenKeyboard/OnScreenKeyboard.csproj
@@ -0,0 +1,12 @@
+
+
+
+ Exe
+ netcoreapp2.2
+
+
+
+ C:\Users\OWNER\source\repos\OnScreenKeyboard\OnScreenKeyboard\OnScreenKeyboard.xml
+
+
+
diff --git a/OnScreenKeyboard/OnScreenKeyboard.xml b/OnScreenKeyboard/OnScreenKeyboard.xml
new file mode 100644
index 0000000..802a7c2
--- /dev/null
+++ b/OnScreenKeyboard/OnScreenKeyboard.xml
@@ -0,0 +1,60 @@
+
+
+
+ OnScreenKeyboard
+
+
+
+
+ CursorTracker class.
+ Contains all methods for tracking cursor path and generating the cursor path script
+ in a specified format.
+
+
+
+
+ Finds the cursor path on the keyboard for the search term string
+ and generates cursor path script string in a specified format.
+
+
+ Cursor path script string.
+
+ Search term string.
+
+
+
+ Finds the cursor path between two keys.
+
+
+ A list that contains elements which correspond to the sequence of cursor moves from one key to another.
+
+ Postion of key at which the cursor is currently located.
+ Postion of key to which the cursor needs to move.
+
+
+
+ Finds cursor move direction either in row or in column.
+
+
+ Move direction either in row or in column.
+
+ Row or column offset.
+ Defines if cursor moves in row or in column.
+
+
+
+ Keyboard class.
+ Contains keyboard layout and method to locate keys.
+
+
+
+
+ Gets the key location from its character.
+
+
+ A pair of numbers which correspond to the row and column of the key position.
+
+ Key's character.
+
+
+
diff --git a/OnScreenKeyboard/Program.cs b/OnScreenKeyboard/Program.cs
new file mode 100644
index 0000000..2228a50
--- /dev/null
+++ b/OnScreenKeyboard/Program.cs
@@ -0,0 +1,39 @@
+using System;
+using System.IO;
+
+namespace OnScreenKeyboard
+{
+ class Program
+ {
+ static void Main(string[] args)
+ {
+ var inputFilePath = @"input.txt";
+ var outputFilePath = @"output.txt";
+
+ if (!File.Exists(inputFilePath))
+ {
+ string[] createText =
+ {
+ "An Orange",
+ "<--Scube-->",
+ "Work Hard",
+ "app v.1.0.0",
+ "()()AA$$@@"
+ };
+
+ File.WriteAllLines(inputFilePath, createText);
+ }
+
+ var pathScript = "";
+
+ string[] inputText = File.ReadAllLines(inputFilePath);
+
+ foreach (var inputString in inputText)
+ {
+ pathScript = pathScript + (CursorTracker.GetCursorPathScript(inputString) + Environment.NewLine);
+ }
+
+ File.WriteAllText(outputFilePath, pathScript);
+ }
+ }
+}
diff --git a/OnScreenKeyboardTests/KeyboardCursorTrackerTests.cs b/OnScreenKeyboardTests/KeyboardCursorTrackerTests.cs
new file mode 100644
index 0000000..1693e33
--- /dev/null
+++ b/OnScreenKeyboardTests/KeyboardCursorTrackerTests.cs
@@ -0,0 +1,71 @@
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using OnScreenKeyboard;
+
+namespace OnScreenKeyboardTests
+{
+ [TestClass]
+ public class KeyboardCursorTrackerTests
+ {
+ [TestMethod]
+ public void GetKeyLocation_Returns_0_0_For_A()
+ {
+ var character = 'A';
+ var expectedPosition = (0, 0);
+
+ var actualPosition = Keyboard.GetKeyLocation(character);
+
+ Assert.AreEqual(actualPosition, expectedPosition);
+ }
+
+ [TestMethod]
+ public void GetKeyLocation_Returns_3_4_For_W()
+ {
+ var character = 'W';
+ var expectedPosition = (3, 4);
+
+ var actualPosition = Keyboard.GetKeyLocation(character);
+
+ Assert.AreEqual(actualPosition, expectedPosition);
+ }
+
+ [TestMethod]
+ public void GetKeyLocation_Returns_Minus_1_Minus_1_For_SpaceSymbol()
+ {
+ var character = ' ';
+ var expectedPosition = (-1, -1);
+
+ var actualPosition = Keyboard.GetKeyLocation(character);
+
+ Assert.AreEqual(actualPosition, expectedPosition);
+ }
+
+ [TestMethod]
+ public void GetKeyLocation_Returns_Minus_1_Minus_1_For_NonKeyboardSymbol()
+ {
+ var character = '<';
+ var expectedPosition = (-1, -1);
+
+ var actualPosition = Keyboard.GetKeyLocation(character);
+
+ Assert.AreEqual(actualPosition, expectedPosition);
+ }
+
+ [DataTestMethod]
+ [DataRow("", "")]
+ [DataRow("A", "#")]
+ [DataRow("Aa", "#,#")]
+ [DataRow("Aa Bb", "#,#,S,R,#,#")]
+ [DataRow("D", "R,R,R,#")]
+ [DataRow("S", "D,D,D,#")]
+ [DataRow("P", "D,D,R,R,R,#")]
+ [DataRow("an apple", "#,D,D,R,#,S,U,U,L,#,D,D,R,R,R,#,#,U,R,R,#,U,L,#")]
+ [DataRow("?miss, 1", "S,D,D,#,U,R,R,#,D,D,L,L,#,#,S,S,D,R,R,#")]
+ [DataRow("Mr. Smith", "D,D,#,R,R,R,R,R,#,S,S,D,L,L,L,L,L,#,U,#,U,R,R,#,D,D,L,#,U,U,#")]
+ public void GetCursorPathScriptTest(string inputString, string expectedPathScript)
+ {
+ var actualPathScript = CursorTracker.GetCursorPathScript(inputString);
+
+ Assert.AreEqual(actualPathScript, expectedPathScript);
+ }
+ }
+}
diff --git a/OnScreenKeyboardTests/OnScreenKeyboardTests.csproj b/OnScreenKeyboardTests/OnScreenKeyboardTests.csproj
new file mode 100644
index 0000000..08f9884
--- /dev/null
+++ b/OnScreenKeyboardTests/OnScreenKeyboardTests.csproj
@@ -0,0 +1,20 @@
+
+
+
+ netcoreapp2.2
+
+ false
+
+
+
+
+
+
+
+
+
+
+
+
+
+