BubbleSort Task

CourseApp.Tests/CourseApp.Tests.csproj

@@ -1,30 +1,31 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
-  <PropertyGroup>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
-    <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
-    <NoWarn>1573,1591,1701;1702;1705</NoWarn>
-    <IsPackable>false</IsPackable>
-  </PropertyGroup>
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
+        <NoWarn>1573,1591,1701;1702;1705</NoWarn>
+        <IsPackable>false</IsPackable>
+        <LangVersion>10</LangVersion>
+    </PropertyGroup>
 
-  <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
-    <PackageReference Include="xunit" Version="2.4.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0" />
-    <PackageReference Include="StyleCop.Analyzers" Version="1.0.2" PrivateAssets="all" />
-  </ItemGroup>
+    <ItemGroup>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
+        <PackageReference Include="xunit" Version="2.4.0" />
+        <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0" />
+        <PackageReference Include="StyleCop.Analyzers" Version="1.0.2" PrivateAssets="all" />
+    </ItemGroup>
 
-  <ItemGroup>
-    <ProjectReference Include="..\CourseApp\CourseApp.csproj" />
-  </ItemGroup>
+    <ItemGroup>
+        <ProjectReference Include="..\CourseApp\CourseApp.csproj" />
+    </ItemGroup>
 
-  <PropertyGroup>
-    <CodeAnalysisRuleSet>../_stylecop/stylecop.ruleset</CodeAnalysisRuleSet> 
-    <GenerateFullPaths>true</GenerateFullPaths>
-  </PropertyGroup>
+    <PropertyGroup>
+        <CodeAnalysisRuleSet>../_stylecop/stylecop.ruleset</CodeAnalysisRuleSet>
+        <GenerateFullPaths>true</GenerateFullPaths>
+    </PropertyGroup>
 
-  <ItemGroup>
-    <AdditionalFiles Include="../_stylecop/stylecop.json" />
-  </ItemGroup>
+    <ItemGroup>
+        <AdditionalFiles Include="../_stylecop/stylecop.json" />
+    </ItemGroup>
 
 </Project>

CourseApp.Tests/Module2/BubbleSortTest.cs

@@ -39,7 +39,7 @@ public void Test1(string input, string expected)
 
             // assert
             var output = stringWriter.ToString().Split(Environment.NewLine, StringSplitOptions.RemoveEmptyEntries);
-            Assert.Equal($"{expected}", output[0]);
+            Assert.Equal($"{expected}", output[^1]);
         }
     }
 }

CourseApp.Tests/Module2/PairSortTest.cs

@@ -0,0 +1,59 @@
+using Module2;
+
+namespace CourseApp.Tests.Module2;
+
+using System;
+using System.IO;
+using Xunit;
+
+[Collection("Sequential")]
+public class PairSortTest : IDisposable
+{
+    private const string Inp1 = @"3
+101 80
+305 90
+200 14";
+
+    private const string Out1 = @"305 90
+101 80
+200 14";
+
+    private const string Inp2 = @"3
+20 80
+30 90
+25 90";
+
+    private const string Out2 = @"25 90
+30 90
+20 80";
+
+    public void Dispose()
+    {
+        var standardOut = new StreamWriter(Console.OpenStandardOutput());
+        standardOut.AutoFlush = true;
+        var standardIn = new StreamReader(Console.OpenStandardInput());
+        Console.SetOut(standardOut);
+        Console.SetIn(standardIn);
+    }
+
+    [Theory]
+    [InlineData(Inp1, Out1)]
+    [InlineData(Inp2, Out2)]
+    public void Test1(string input, string expected)
+    {
+        var stringWriter = new StringWriter();
+        Console.SetOut(stringWriter);
+
+        var stringReader = new StringReader(input);
+        Console.SetIn(stringReader);
+
+        // act
+        PairSort.Sort();
+
+        // assert
+        var output = stringWriter.ToString().Split(Environment.NewLine, StringSplitOptions.RemoveEmptyEntries);
+        var result = string.Join(Environment.NewLine, output);
+
+        Assert.Equal($"{expected}", result);
+    }
+}

CourseApp/CourseApp.csproj

@@ -1,23 +1,24 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
-  <PropertyGroup>
-    <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp2.1</TargetFramework>
-    <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
-    <NoWarn>1573,1591,1701;1702;1705;</NoWarn>
-  </PropertyGroup>
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net6.0</TargetFramework>
+        <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
+        <NoWarn>1573,1591,1701;1702;1705;</NoWarn>
+        <LangVersion>10</LangVersion>
+    </PropertyGroup>
 
-   <ItemGroup>
-    <PackageReference Include="StyleCop.Analyzers" Version="1.0.2" PrivateAssets="all" />
-  </ItemGroup>
+    <ItemGroup>
+        <PackageReference Include="StyleCop.Analyzers" Version="1.0.2" PrivateAssets="all" />
+    </ItemGroup>
 
-  <PropertyGroup>
-    <CodeAnalysisRuleSet>../_stylecop/stylecop.ruleset</CodeAnalysisRuleSet> 
-    <GenerateFullPaths>true</GenerateFullPaths>
-  </PropertyGroup>
+    <PropertyGroup>
+        <CodeAnalysisRuleSet>../_stylecop/stylecop.ruleset</CodeAnalysisRuleSet>
+        <GenerateFullPaths>true</GenerateFullPaths>
+    </PropertyGroup>
 
-  <ItemGroup>
-    <AdditionalFiles Include="../_stylecop/stylecop.json" />
-  </ItemGroup>
+    <ItemGroup>
+        <AdditionalFiles Include="../_stylecop/stylecop.json" />
+    </ItemGroup>
 
 </Project>

CourseApp/Module2/BubbleSort.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.Text;
 
 namespace CourseApp.Module2
@@ -8,31 +7,37 @@ public class BubbleSort
     {
         public static void BubbleSortMethod()
         {
-            int n = int.Parse(Console.ReadLine());
-            string s = Console.ReadLine();
-            string[] sValues = s.Split(' ');
-            int[] arr = new int[n];
-            for (int i = 0; i < n; i++)
+            int[] array = new int[Convert.ToInt32(Console.ReadLine())];
+            string[] s = Console.ReadLine().Split(' ');
+            for (int i = 0; i < array.Length; i++)
             {
-                arr[i] = int.Parse(sValues[i]);
+                array[i] = Convert.ToInt32(s[i]);
             }
 
-            for (int i = 0; i < arr.Length - 1; i++)
+            StringBuilder sb = new StringBuilder();
+            bool swaps = false;
+            for (int i = 0; i < array.Length; ++i)
             {
-                for (int j = 0; j < arr.Length - i - 1; j++)
+                for (int j = 0; j < array.Length - i - 1; ++j)
                 {
-                    if (arr[j] > arr[j + 1])
+                    if (array[j] > array[j + 1])
                     {
-                        // int temp = arr[j];
-                        // arr[j] = arr[j + 1];
-                        // arr[j+1] = temp;
-                        (arr[j], arr[j + 1]) = (arr[j + 1], arr[j]);
+                        (array[j], array[j + 1]) = (array[j + 1], array[j]);
+                        Console.WriteLine("{0}", sb.AppendJoin(" ", array).ToString());
+                        sb.Clear();
+                        swaps = true;
                     }
                 }
             }
 
-            string result = string.Join(" ", arr);
-            Console.WriteLine(result);
+            if (swaps == false)
+            {
+                Console.WriteLine(0);
+            }
+            else
+            {
+                swaps = false;
+            }
         }
     }
 }

CourseApp/Module2/PairSort.cs

@@ -0,0 +1,44 @@
+using System;
+
+namespace Module2
+{
+    public class PairSort
+    {
+        public static void Sort()
+        {
+            int countPair = Convert.ToInt32(Console.ReadLine());
+            int[,] pairs = new int[countPair, 2];
+            for (int i = 0; i < countPair; i++)
+            {
+                var lol = Console.ReadLine().Split(" ");
+                pairs[i, 0] = Convert.ToInt32(lol[0]);
+                pairs[i, 1] = Convert.ToInt32(lol[1]);
+            }
+
+            for (int i = 0; i < (pairs.Length / 2); ++i)
+            {
+                for (int j = 0; j < (pairs.Length / 2) - i - 1; ++j)
+                {
+                    if (pairs[j, 1] < pairs[j + 1, 1])
+                    {
+                        (pairs[j, 0], pairs[j + 1, 0]) = (pairs[j + 1, 0], pairs[j, 0]);
+                        (pairs[j, 1], pairs[j + 1, 1]) = (pairs[j + 1, 1], pairs[j, 1]);
+                    }
+                    else if (pairs[j, 1] == pairs[j + 1, 1])
+                    {
+                        if (pairs[j, 0] > pairs[j + 1, 0])
+                        {
+                            (pairs[j, 0], pairs[j + 1, 0]) = (pairs[j + 1, 0], pairs[j, 0]);
+                            (pairs[j, 1], pairs[j + 1, 1]) = (pairs[j + 1, 1], pairs[j, 1]);
+                        }
+                    }
+                }
+            }
+
+            for (int i = 0; i < pairs.Length / 2; i++)
+            {
+                Console.WriteLine($"{pairs[i, 0]} {pairs[i, 1]}");
+            }
+        }
+    }
+}

CourseApp/Program.cs

@@ -7,8 +7,6 @@ public class Program
     {
         public static void Main(string[] args)
         {
-            BubbleSort.BubbleSortMethod();
-
             Console.WriteLine("Hello World");
         }
     }

_stylecop/stylecop.json

@@ -6,7 +6,7 @@
       "documentInterfaces": false,
       "companyName": "Test Company",
       "copyrightText": "This source code is Copyright © {companyName} and MAY NOT be copied, reproduced,\npublished, distributed or transmitted to or stored in any manner without prior\nwritten consent from {companyName} (www.yourcompany.com).",
-      "xmlHeader":false
+      "xmlHeader": false
     }
   }
 }