public static void Task4()
{
//Task 2.4 Своя строка и операции с ней
{
Console.WriteLine("\nTask 2.4");
Console.WriteLine("Введите первую строку..");
MyString s1 = new MyString(Console.ReadLine());
Console.WriteLine("Введите вторую строку..");
MyString s2 = new MyString(Console.ReadLine());
Console.WriteLine($"Результат конкатенации: {s1 + s2}");
Console.ReadKey();
Console.WriteLine("Введите строку, в которой будем искать..");
MyString checkString = new MyString(Console.ReadLine());
Console.WriteLine("Введите строку, которую ищем в предыдущей строке..");
MyString stringForFind = new MyString(Console.ReadLine());
int result = checkString.IndexOf(stringForFind.ToString());
string answer = result >= 0 ? $"имеет индекс {result}" : "не найдена";
Console.WriteLine($"Строка {answer}");
Console.ReadKey();
Console.Clear();
}
}
static void Main()
{
double selection;
do
{
Console.WriteLine("2,1 Round.");
Console.WriteLine("2,2 Triangle.");
Console.WriteLine("2,3 User.");
Console.WriteLine("2,4 MyString.");
Console.WriteLine("2,5 Employee.");
Console.WriteLine("2,6 Ring.");
Console.WriteLine("2,7 Vector graphics editor.");
Console.WriteLine("2,8 Game.");
Console.WriteLine();
if (double.TryParse(Console.ReadLine(), out selection))
{
switch (selection)
{
case 2.1:
Console.WriteLine("Task 1");
Console.WriteLine("This app create round.");
Round round = new Round();
try
{
round = Round.ReadRound();
}
catch (ArgumentException e)
{
Console.WriteLine(e.Message);
}
round.Show();
Console.WriteLine();
break;
case 2.2:
Console.WriteLine("Task 2");
Console.WriteLine("This app create triangle.");
Triangle triangle = new Triangle();
try
{
triangle = Triangle.ReadTriangle();
}
catch (ArgumentException e)
{
Console.WriteLine(e.Message);
}
triangle.Show();
Console.WriteLine();
break;
case 2.3:
Console.WriteLine("Task 3");
Console.WriteLine("This app create user.");
User user = new User();
try
{
user = User.ReadUser();
}
catch (ArgumentException e)
{
Console.WriteLine(e.Message);
}
user.Show();
Console.WriteLine();
break;
case 2.4:
Console.WriteLine("Task 4");
Console.WriteLine("This app create MyString.");
Console.WriteLine("Enter two strings:");
var test1 = Console.ReadLine();
var test2 = Console.ReadLine();
MyString str1 = new MyString(test1);
MyString str2 = new MyString(test2.ToCharArray());
Console.WriteLine("{0} + {1} = {2}", str1.ToString(), str2.ToString(), MyString.Concat(str1, str2).ToString());
Console.WriteLine((str1 == str2)? "Equal": "Not equal");
Console.WriteLine("Enter the letter you want to find in the str1:");
char let = Char.Parse(Console.ReadLine());
Console.WriteLine("Index s : {0}", str1?.IndexOf(let));
Console.WriteLine("Enter the the word to be converted to MyString:");
string word = Console.ReadLine();
Console.WriteLine((MyString)word);
Console.WriteLine("ToUpper: {0}", ((MyString)word).Upper());
Console.WriteLine("ToLower: {0}", ((MyString)word).Lower());
Console.WriteLine();
break;
case 2.5:
Console.WriteLine("Task 5");
Console.WriteLine("This app create employee.");
Employee employee = new Employee();
try
{
employee = Employee.ReadEmployee();
}
catch (ArgumentException e)
{
Console.WriteLine(e.Message);
}
employee.Show();
Console.WriteLine();
break;
case 2.6:
Console.WriteLine("Task 6");
Console.WriteLine("This app create ring.");
Ring ring = new Ring();
try
{
ring = Ring.ReadRing();
}
catch (ArgumentException e)
{
Console.WriteLine(e.Message);
}
ring.Show();
Console.WriteLine();
break;
case 2.7:
Console.WriteLine("Task 7");
Console.WriteLine("This app is vector graphics creator.");
double cs;
do
{
Console.WriteLine("1 Line.");
Console.WriteLine("2 Rectangle.");
Console.WriteLine("3 Circle.");
Console.WriteLine("4 Round.");
Console.WriteLine("5 Ring.");
Console.WriteLine("0 Exit.");
Console.WriteLine();
if (double.TryParse(Console.ReadLine(), out cs))
{
switch (cs)
{
case 1:
Line line = null;
try
{
line = Line.ReadLines();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
line?.Show();
Console.WriteLine();
break;
case 2:
Rectangle rec = null;
try
{
rec = Rectangle.ReadRectangle();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
rec?.Show();
Console.WriteLine();
break;
case 3:
Circle cr = null;
try
{
cr = Circle.ReadCircle();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
cr?.Show();
Console.WriteLine();
break;
case 4:
PRound rnd = null;
try
{
rnd = PRound.ReadRound();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
rnd?.Show();
Console.WriteLine();
break;
case 5:
PRing rng = null;
try
{
rng = PRing.ReadRing();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
rng?.Show();
Console.WriteLine();
break;
case 0:
break;
}
}
} while (cs != 0);
Console.WriteLine();
break;
case 2.8:
Console.WriteLine("Task 8.");
Console.WriteLine("This app create game.");
Game game = new Game();
Console.WriteLine();
break;
case 0:
break;
}
}
else
{
Console.WriteLine("Invalid value entered!");
}
} while (selection != 0);
}