Lekcia18

AppsLab.CSharp.Exercises.sln

@@ -93,10 +93,9 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AppsLab-033-NuGet", "src\Ap
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AppsLab-034-Debug", "src\AppsLab-034-Debug\AppsLab-034-Debug.csproj", "{83C963FD-DC23-46E8-9545-F56197164810}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "One time next time", "One time next time\One time next time.csproj", "{3123B492-291E-48B6-862B-0433E039DCA4}"
+EndProject
 Global
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 		Debug|x64 = Debug|x64
@@ -226,18 +225,6 @@ Global
 		{A6659FD2-5F11-432B-91B7-C64EAEAF669C}.Release|x64.Build.0 = Release|Any CPU
 		{A6659FD2-5F11-432B-91B7-C64EAEAF669C}.Release|x86.ActiveCfg = Release|Any CPU
 		{A6659FD2-5F11-432B-91B7-C64EAEAF669C}.Release|x86.Build.0 = Release|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Debug|x64.ActiveCfg = Debug|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Debug|x64.Build.0 = Debug|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Debug|x86.ActiveCfg = Debug|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Debug|x86.Build.0 = Debug|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Release|Any CPU.Build.0 = Release|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Release|x64.ActiveCfg = Release|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Release|x64.Build.0 = Release|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Release|x86.ActiveCfg = Release|Any CPU
-		{B141B973-9C0B-4512-B8B4-1237B596A8D2}.Release|x86.Build.0 = Release|Any CPU
 		{FD645D4C-9DC8-4603-A77B-8A4782F175F4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{FD645D4C-9DC8-4603-A77B-8A4782F175F4}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{FD645D4C-9DC8-4603-A77B-8A4782F175F4}.Debug|x64.ActiveCfg = Debug|Any CPU
@@ -634,6 +621,21 @@ Global
 		{83C963FD-DC23-46E8-9545-F56197164810}.Release|x64.Build.0 = Release|Any CPU
 		{83C963FD-DC23-46E8-9545-F56197164810}.Release|x86.ActiveCfg = Release|Any CPU
 		{83C963FD-DC23-46E8-9545-F56197164810}.Release|x86.Build.0 = Release|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Debug|x64.Build.0 = Debug|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Debug|x86.Build.0 = Debug|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Release|Any CPU.Build.0 = Release|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Release|x64.ActiveCfg = Release|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Release|x64.Build.0 = Release|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Release|x86.ActiveCfg = Release|Any CPU
+		{3123B492-291E-48B6-862B-0433E039DCA4}.Release|x86.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{57860CA2-0054-465E-BD1E-024FF8D81354} = {56555FB0-B513-49EF-9002-A5AF135EA090}

One time next time/One time next time.csproj

@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RootNamespace>One_time_next_time</RootNamespace>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

One time next time/Program.cs

@@ -0,0 +1,169 @@
+//Console.WriteLine("Zadaj den v tyzdni (1-7): ");
+//int dayOfWeek = int.Parse(Console.ReadLine()!);
+//{
+//    switch (dayOfWeek)
+//    {
+//        case 1:
+//            Console.WriteLine("Pondelok");
+//            break;
+//        case 2:
+//            Console.WriteLine("Utorok");
+//            break;
+//        case 3:
+//            Console.WriteLine("Streda");
+//            break;
+//        case 4:
+//            Console.WriteLine("Stvrtok");
+//            break;
+//        case 5:
+//            Console.WriteLine("Piatok");
+//            break;
+//        case 6:
+//            Console.WriteLine("Sobota");
+//            break;
+//        case 7:
+//            Console.WriteLine("Nedela");
+//            break;
+//        default:
+//            Console.WriteLine("Neplatny den v tyzdni");
+//            break;
+
+//    }
+//}
+//int number = 5;
+//string result = number switch
+//{
+//    1 => "One",
+//    2 => "Two",
+//    3 => "Three",
+//    4 => "Four",
+//    5 => "Five",
+//    _ => "Unknown"
+//};
+//Console.WriteLine(result);
+
+
+
+
+
+//for (int i = 1; i <= 1000; i++)
+//{
+//    int modulo = i % 2;
+//if (modulo == 0)
+//{
+//    Console.WriteLine(i);
+//}
+//}
+
+//int[] numbers = new int[5] { 10, 100, 80, 150, 2000 };
+
+
+//for (int i = 0; i < 5; i++)
+//{
+//    Console.WriteLine(numbers[i]);
+//}
+
+//string[,] matrix = new string[30, 5];
+//// vloz 4 roznych mien
+//// vypis cele pole na obrayovku
+//matrix[0, 2] = "Ferko";
+//matrix[1, 2] = "Janko";
+//matrix[25, 4] = "Misko";
+
+//for (int i = 0; i < 30; i++)
+//{
+//    for (int j = 0; j < 5; j++)
+//    {
+//        Console.Write(matrix[i, j] + ", ");
+//    }
+//            Console.WriteLine();
+//        }
+
+
+//Console.WriteLine("*");
+//Console.WriteLine("**");
+//Console.WriteLine("***");
+//Console.WriteLine("****");
+//Console.WriteLine("*****");
+//Console.WriteLine("*****");
+//Console.WriteLine("****");
+//Console.WriteLine("***");
+//Console.WriteLine("**");
+//Console.WriteLine("*");
+
+
+//string s = "*";
+//while (s.Length < 5)
+//{
+//    Console.WriteLine(s);
+//    s += "*";
+
+//}
+//while (s.Length > 0)
+//{
+
+
+//using System.Globalization;
+
+//int[] pole = new int[10] { 50, 60, 75, 98, 23, 45, 67, 98, 11, 5 };
+//int i = 0;
+//int vysledok = 0;
+//for ( i = 0; i < pole.Length; i++)
+//{
+//   vysledok += pole[i];
+
+
+//}
+//Console.WriteLine(vysledok);
+
+//string[] names = { "Dnes", "sa", "mam", "dobre" };
+//foreach (string name in names)
+//{
+//    Console.Write($"{name} ");
+//}
+
+// spravim zoznam
+//using System.Globalization;
+
+//List<int> cisla = new List<int>();
+//Console.WriteLine("Zadaj cislo");
+//string vstup = Console.ReadLine();
+
+//while (vstup != "+")
+//{
+//    cisla.Add(int.Parse(vstup));
+//    Console.WriteLine("Zadaj cislo");
+//    vstup = Console.ReadLine();
+// }
+
+//Console.WriteLine("Vysledok scitania:");
+//int sucet = 0;
+//foreach (int i in cisla)
+//{
+//       sucet += i;
+//}
+//Console.WriteLine(sucet);
+
+// zadam svoje meno a vek a privita ma to ahoj
+string meno = ZiskajMeno();
+int vek = ZiskajVek();
+VypisUdaje(meno, vek);
+string ZiskajMeno()
+{
+   Console.WriteLine("Zadaj svoje meno: ");
+    string meno = Console.ReadLine()!;
+    return meno;
+}
+
+int ZiskajVek()
+{
+    Console.WriteLine("Zadaj svoj vek: ");
+    int vek = int.Parse(Console.ReadLine());
+    return vek;
+}
+void VypisUdaje(string meno, int vek)
+{
+    Console.WriteLine($"Ahoj, {meno} tvoj vek je {vek}");
+}
+
+

src/AppsLab-001-StartHere/Greetings.cs

@@ -11,6 +11,6 @@ public class Greetings
     /// <returns>A string containing the greeting message.</returns>
     public string Hello()
     {
-        return "Hello World!";
+        return "Hello AppsLab!";
     }
 }

src/AppsLab-002-ConsoleWriteLine/Program.cs

@@ -1 +1,13 @@
-Console.WriteLine("Hello, World!");
+
+int age = 15;
+string name = "Michal";
+
+
+Console.WriteLine($"My name is {name} and I am {age}");
+
+
+
+
+Console.WriteLine(MaxPoints);
+Console.WriteLine(MinAgeForDriversLicense);
+Console.WriteLine(WelcomeMessange);

src/AppsLab-005-DataTypes/Program.cs

@@ -1,2 +1,39 @@
-// See https://aka.ms/new-console-template for more information
-Console.WriteLine("Hello, World!");
+int mojeCislo = 1234;
+string mojeSlovo = "Ahoj kamarádi";
+bool mojaBoolhodnota = true;
+float myFloat = 2.5f;
+var noveCislo = 255;
+DateTime dnesnyDatum = DateTime.Now;
+const int MaxStudents = 15 
+int sucet = mojeCislo + 10;
+Console.WriteLine(mojeCislo.ToString("00000"));   
+Console.WriteLine(mojeSlovo);
+Console.WriteLine($"Súčet je: {sucet}");   
+Console.WriteLine($"Dnes je: {dnesnyDatum.ToString ("yyyy-MM-dd")}");
+Console.WriteLine($"Bool hodnota je: {mojaBoolhodnota}");
+Console.WriteLine(myFloat); 
+Console.WriteLine(noveCislo);
+Console.WriteLine("Maximalny pocet studentov je: " + MaxStudents);
+
+
+Console.WriteLine("Ako sa voláš?");
+string? meno = Console.ReadLine();
+Console.WriteLine($"Ahoj, {meno}! Kolko mas rokov?");
+string vstup = Console.ReadLine() ?? "0";
+int vek = int.Parse(vstup);
+Console.WriteLine("Aha, mas teda 15 rokov");
+Console.WriteLine("Ake je tvoje oblubene jedlo ?");
+string jedlo = Console.ReadLine() ?? "0";
+Console.WriteLine($"Hmm, {jedlo} znie skvele!");
+Console.WriteLine("Daj mi vsetky peniaze co mas!");
+string text = Console.ReadLine() ?? "0";
+Console.WriteLine("Nevadi tak nabuduce!");
+Console.WriteLine("Stlac klavesu: ");
+var key = Console.ReadKey();
+Console.WriteLine();
+Console.WriteLine($"Stlacili ste klavesu: {key.KeyChar}");
+
+
+
+
+

src/AppsLab-006-Constants/Program.cs

@@ -1,2 +1,6 @@
-// See https://aka.ms/new-console-template for more information
-Console.WriteLine("Hello, World!");
+const int MaxPoints = 100;
+const int MinAgeForDriversLicense = 17;
+const string WelcomeMessange = "Vitajte v nasej hre!";
+Console.WriteLine($"Maximalny pocet bodov v hre je {MaxPoints}");
+Console.WriteLine($"Minimalny vek na vodicky preukaz je {MinAgeForDriversLicense}");
+Console.WriteLine(WelcomeMessange); 

src/AppsLab-007-Casting/Converter.cs

@@ -10,54 +10,61 @@ public class Converter
     /// </summary>
     public double IntToDouble(int number)
     {
-        throw new NotImplementedException();
+        return Convert.ToDouble(number);
+
     }
 
     /// <summary>
     /// This method converts a double to an integer.
     /// </summary>
     public int DoubleToInt(double number)
     {
-        throw new NotImplementedException();
+        return Convert.ToInt32(number);
+
     }
 
     /// <summary>
     /// This method converts a string to a double.
     /// </summary>
     public double StringToDouble(string number)
     {
-        throw new NotImplementedException();
+        return Convert.ToDouble(number);
+
     }
 
     /// <summary>
     /// This method converts a double to a string.
     /// </summary>
     public string DoubleToString(double number)
     {
-        throw new NotImplementedException();
+        return Convert.ToString(number);
+
     }
 
     /// <summary>
     /// This method converts a string to a boolean.
     /// </summary>
     public string IntToString(int number)
     {
-        throw new NotImplementedException();
+        return Convert.ToString(number);
+
     }
 
     /// <summary>
     /// This method converts a boolean to a string.
     /// </summary>
     public bool StringToBool(string boolValue)
     {
-        throw new NotImplementedException();
+        return Convert.ToBoolean(boolValue);
+
     }
 
     /// <summary>
     /// This method converts a boolean to a string.
     /// </summary>
     public string BoolToString(bool boolValue)
     {
-        throw new NotImplementedException();
+        return Convert.ToString(boolValue);
+
     }
 }