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ResizeArray, Foreach, While (angefangen...)

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Sebastian Schüler 2025-02-19 14:22:46 +01:00
parent 4b61367620
commit 361947b09e
14 changed files with 237 additions and 10 deletions
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23
Exercises/E12_ResizeArrays/Exercise_1.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E12_ResizeArray
{
class Exercise_1
{
public static void Start()
{
int[] arr = [13, 34, 234, 12, 345, 34];
//Fügen Sie dem oberen Array die Zahl 155 hinzu:
//Code START
//Code ENDE
for(int i = 0; i < arr.Length; i++)
Console.Write(arr[i] + " - ");
}
}
}

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Exercises/E12_ResizeArrays/Exercise_2.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E12_ResizeArray
{
class Exercise_2
{
public static void Start()
{
Random rand = new();
int random = rand.Next(5,20);
int[] arr = new int[random];
for(int i = 0; i < random; i++)
arr[i] = rand.Next(1,1000);
//Oben wir ein zufälliges Array erstellt. Sorgen Sie dafür, dass den Array eine zufällige Zahl hinzugefügt wird:
//Code START
//Code ENDE
for(int i = 0; i < arr.Length; i++)
Console.Write(arr[i] + " - ");
}
}
}

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Exercises/E12_ResizeArrays/Exercise_3.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E12_ResizeArray
{
class Exercise_3
{
public static void Start()
{
string[] userinputs = [];
//Lassen Sie den User 3 String eingeben. Diese sollen in das obere Array hineingeschrieben werden.
for(int i = 0; i < 3; i++)
{
//Code START
//Code ENDE
}
Console.Clear();
for(int i = 0; i < userinputs.Length; i++)
Console.WriteLine(userinputs[i]);
}
}
}

0
Exercises/E12_ResizeArrays/dummy.txt
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20
Exercises/E13_Foreach/Exercise_1.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
using System.Dynamic;
namespace Exercises_C_Sharp.E1_Foreach
{
class Exercise_1
{
public static void Start()
{
int[] arr = [1, 2, 3, 4];
//Geben Sie mit Hilfe einer Foreach-Schleife die Zahlen in dem oberen Array aus:
//Code START
Console.WriteLine(arr);
//Code ENDE
}
}
}

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Exercises/E13_Foreach/Exercise_2.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E1_Foreach
{
class Exercise_2
{
public static void Start()
{
int[] arr = [23, 45, 24, 56, 34, 56, 23, 56, 23, 5];
//Addieren Sie alle Werte in dem Array mit einer Foreach-Schleife und geben Sie das Ergebnis aus:
//Code START
Console.WriteLine(arr);
//Code ENDE
}
}
}

19
Exercises/E13_Foreach/Exercise_3.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E1_Foreach
{
class Exercise_3
{
public static void Start()
{
int[] arr = [13, 45, 23, 45, 23, 5, 7, 44, 72, 30, 22, 46];
//Addieren Sie alle geraden Werte und subtrahieren Sie alle ungeraden Werte in einer Foreach-Schleife. Geben Sie dann das Ergebnis auf der Konsole aus:
//Code START
Console.WriteLine(arr);
//Code ENDE
}
}
}

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Exercises/E13_Foreach/Exercise_4.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E1_Foreach
{
class Exercise_4
{
public static void Start()
{
string[] arr = ["Dies", "ist", "ein", "wunderbarer", "Satz"];
//Geben Sie den Satz, dessen Wörter in dem Array oben gespeichert sind, sauber mit Hilfe einer Foreach-Schleife auf der Konsole aus:
//Code START
Console.WriteLine(arr);
//Code ENDE
}
}
}

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Exercises/E13_Foreach/Exercise_5.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E1_Foreach
{
class Exercise_5
{
public static void Start()
{
//Lassen Sie den User einen String eingeben:
//Code START
//Code ENDE
Console.Clear();
//Geben Sie jeden einzelnen Buchstaben der Eingabedes Users jeweils in einer eigenen Zeile auf der Konsole aus:
//Code START
//Code ENDE
}
}
}

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Exercises/E13_Foreach/Exercise_6.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
namespace Exercises_C_Sharp.E1_Foreach
{
class Exercise_6
{
public static void Start()
{
string[] arr = ["Es", "ist", "ein", "wunderschöner", "Morgen"];
//Geben Sie jeden einzelnen Buchstaben des Arrays oben auf der Konsole in jeweils einer eigenen Zeile aus:
//Code START
Console.WriteLine(arr);
//Code ENDE
}
}
}

0
Exercises/E13_Foreach/dummy.txt
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Exercises/E14_While/Exercise_1.cs Normal file
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using System;
using System.IO;
using System.Collections.Generic;
using System.Data.Common;
using System.Dynamic;
namespace Exercises_C_Sharp.E14_While
{
class Exercise_1
{
public static void Start()
{
//Lassen Sie den User einen Integer eingeben:
//Code START
//Code ENDE
//Geben Sie mit Hilfe der While-Schleife alle Wert von der Zahl bis 0 aus:
//Code START
//Code ENDE
}
}
}

0
Exercises/E14_While/dummy.txt
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Program.cs
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@ -219,26 +219,31 @@ namespace Exercises_C_Sharp
]
};
//************************
//******Resize Array****** TODO
//******Resize Array******
//************************
ExerciseGroup resizeArrayElements = new()
{
Name = "12. Resize Array",
ElementList = new()
{
new(){Name = "Übung 1", Method = E18_Methods.Exercise_1.Start}
}
ElementList = [
new(){Name = "Übung 1", Method = E12_ResizeArray.Exercise_1.Start},
new(){Name = "Übung 2", Method = E12_ResizeArray.Exercise_2.Start},
new(){Name = "Übung 3", Method = E12_ResizeArray.Exercise_3.Start}
]
};
//************************
//*******FOREACH******* TODO
//*******FOREACH**********
//************************
ExerciseGroup foreachElements = new()
{
Name = "13. foreach",
ElementList = new()
{
new(){Name = "Übung 1", Method = E18_Methods.Exercise_1.Start}
}
ElementList = [
new(){Name = "Übung 1", Method = E1_Foreach.Exercise_1.Start},
new(){Name = "Übung 2", Method = E1_Foreach.Exercise_2.Start},
new(){Name = "Übung 3", Method = E1_Foreach.Exercise_3.Start},
new(){Name = "Übung 4", Method = E1_Foreach.Exercise_4.Start},
new(){Name = "Übung 5", Method = E1_Foreach.Exercise_5.Start},
new(){Name = "Übung 6", Method = E1_Foreach.Exercise_6.Start}
]
};
//************************
//**********WHILE********* TODO