D05 OK

Adv2015.sln

@@ -19,6 +19,10 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "D04.1", "D04.1\D04.1.csproj
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "D04.2", "D04.2\D04.2.csproj", "{3CD7AE1C-5114-4D29-AF54-1449110CB481}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "D05.1", "D05.1\D05.1.csproj", "{F3959229-49BD-46AB-B2AE-78ED593521C7}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "D05.2", "D05.2\D05.2.csproj", "{BBE378B5-9E10-456A-A02B-2C17CB9F2898}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -57,6 +61,14 @@ Global
 		{3CD7AE1C-5114-4D29-AF54-1449110CB481}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{3CD7AE1C-5114-4D29-AF54-1449110CB481}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{3CD7AE1C-5114-4D29-AF54-1449110CB481}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F3959229-49BD-46AB-B2AE-78ED593521C7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F3959229-49BD-46AB-B2AE-78ED593521C7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F3959229-49BD-46AB-B2AE-78ED593521C7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F3959229-49BD-46AB-B2AE-78ED593521C7}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BBE378B5-9E10-456A-A02B-2C17CB9F2898}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BBE378B5-9E10-456A-A02B-2C17CB9F2898}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BBE378B5-9E10-456A-A02B-2C17CB9F2898}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BBE378B5-9E10-456A-A02B-2C17CB9F2898}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

D05.1/D05.1.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <RootNamespace>D05._1</RootNamespace>
+  </PropertyGroup>
+
+</Project>

D05.1/Program.cs

@@ -0,0 +1,51 @@
+using System;
+using System.IO;
+
+namespace D05._1
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            if (args.Length < 1) throw new ArgumentException();
+            if (File.Exists(args[0]) == false) throw new FileNotFoundException();
+
+            int goodStrings = 0;
+            using (var file = File.OpenText(args[0]))
+            {
+                while (true)
+                {
+                    var line = file.ReadLine();
+                    if (line == null) break;
+
+                    if (IsGoodString(line)) goodStrings++;
+                }
+            }
+
+            Console.WriteLine($"The answer is : {goodStrings}");
+        }
+
+        private static bool IsGoodString(string line)
+        {
+            int vowels = 0;
+            int repeted = 0;
+            bool isBad = false;
+            char last = '\0';
+            foreach (var c in line)
+            {
+                if (c == 'a' || c == 'o' || c == 'i' || c == 'e' || c == 'u') vowels++;
+                if (c == last) repeted++;
+
+                if ((last == 'a' && c == 'b') || (last == 'c' && c == 'd') || (last == 'p' && c == 'q') || (last == 'x' && c == 'y'))
+                {
+                    isBad = true;
+                    break;
+                }
+
+                last = c;
+            }
+
+            return isBad == false && repeted > 0 && vowels >= 3;
+        }
+    }
+}

D05.1/Properties/launchSettings.json

@@ -0,0 +1,8 @@
+{
+  "profiles": {
+    "D05.1": {
+      "commandName": "Project",
+      "commandLineArgs": "\"..\\..\\..\\..\\D05.1\\input.txt\""
+    }
+  }
+}

D05.1/input.txt

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D05.2/D05.2.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <RootNamespace>D05._2</RootNamespace>
+  </PropertyGroup>
+
+</Project>

D05.2/Program.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+
+namespace D05._2
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            if (args.Length < 1) throw new ArgumentException();
+            if (File.Exists(args[0]) == false) throw new FileNotFoundException();
+
+            int goodStrings = 0;
+            using (var file = File.OpenText(args[0]))
+            {
+                while (true)
+                {
+                    var line = file.ReadLine();
+                    if (line == null) break;
+
+                    if (IsGoodString(line)) goodStrings++;
+                }
+            }
+
+            Console.WriteLine($"The answer is : {goodStrings}");
+        }
+
+        private static bool IsGoodString(string line)
+        {
+            HashSet<(char a, char b)> repeted = new HashSet<(char a, char b)>();
+            bool repetitionExists = false;
+            bool betweenExists = false;
+
+            int same = 1;
+            char last = '\0', lalast = '\0';
+            foreach (var c in line)
+            {
+                if (c == last) same++;
+                else same = 1;
+
+                if (same == 4) repetitionExists = true;
+
+                if (repetitionExists == false && same != 3)
+                {
+                    bool exists = repeted.Add((last, c));
+                    repetitionExists = exists == false;
+                }
+
+                if (lalast == c) betweenExists = true;
+
+                if (betweenExists && repetitionExists) break;
+
+                lalast = last;
+                last = c;
+            }
+
+            return repetitionExists && betweenExists;
+        }
+    }
+}

D05.2/Properties/launchSettings.json

@@ -0,0 +1,8 @@
+{
+  "profiles": {
+    "D05.2": {
+      "commandName": "Project",
+      "commandLineArgs": "\"..\\..\\..\\..\\D05.1\\input.txt\""
+    }
+  }
+}