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61 changes: 61 additions & 0 deletions Seminars/Seminar08/self/self.sln
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
VisualStudioVersion = 17.7.34024.191
MinimumVisualStudioVersion = 10.0.40219.1
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "task01", "task01\task01.csproj", "{88BB153C-53E8-4752-BC4F-196C19CBC945}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "task02", "task02\task02.csproj", "{997D8020-AA7C-44C7-A64E-9DE732DC55B3}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "task03", "task03\task03.csproj", "{4DCCBE76-E0A0-44C8-A628-DD9F56D4A24C}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "task04_01", "task04\task04_01.csproj", "{65D8C0C9-43B1-40B4-832D-BB71AA22CEDF}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "task04_02", "task04_02\task04_02.csproj", "{6EBC5B45-777C-4627-9D2E-476D60C78C4D}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "task04_03", "task04_03\task04_03.csproj", "{AB40A587-2EAE-4529-B3D4-CB3C8476BBD5}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "task04_04", "task04_04\task04_04.csproj", "{BB92B088-CAB2-43B5-AEBD-54D2E977E532}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
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{997D8020-AA7C-44C7-A64E-9DE732DC55B3}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{65D8C0C9-43B1-40B4-832D-BB71AA22CEDF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{AB40A587-2EAE-4529-B3D4-CB3C8476BBD5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{AB40A587-2EAE-4529-B3D4-CB3C8476BBD5}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{AB40A587-2EAE-4529-B3D4-CB3C8476BBD5}.Release|Any CPU.Build.0 = Release|Any CPU
{BB92B088-CAB2-43B5-AEBD-54D2E977E532}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{BB92B088-CAB2-43B5-AEBD-54D2E977E532}.Debug|Any CPU.Build.0 = Debug|Any CPU
{BB92B088-CAB2-43B5-AEBD-54D2E977E532}.Release|Any CPU.ActiveCfg = Release|Any CPU
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79 changes: 79 additions & 0 deletions Seminars/Seminar08/self/task01/Program.cs
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using System.Diagnostics.CodeAnalysis;
using System.Runtime.CompilerServices;

namespace task01
{
internal class Program
{
static double[] P1()
{
double a = 0;
double b = 0;
double k = 0;
double sum = 0;
double sum1 = 0;
do
{
k++;
double sum2 = 0;
sum1 = sum1 + 1 / k;
sum2 = sum1 * 1 / (Math.Pow(k + 1, 3));
sum = sum + sum2;
a = b;
b = sum;
} while (b - a > double.Epsilon);
double[] ar = new double[2] { Math.Pow(360 * sum, 1.0 / 4), k };
return ar;
}
static double[] P2()
{
double a = 0;
double b = 0;
double i = 0;
double sum = 0;
do
{
sum = sum + Math.Pow(16, -i) * (4 / (8 * i + 1) - 2 / (8 * i + 4) - 1 / (8 * i + 5) - 1 / (8 * i + 6));
a = b;
b = sum;
i++;
} while (b - a > double.Epsilon);
double[] ar = new double[2] { sum, i };
return ar;
}
static void Main(string[] args)
{
do
{
try
{

Console.Write("Введите номер выбранного метода: ");
int n = int.Parse(Console.ReadLine());
if (n == 1)
{
double[] arg = new double[2];
arg = P1();
Console.WriteLine($"Приближенное значение = {arg[0]}, кол-во итераций = {arg[1]}");
}
else if (n == 2)
{
double[] arg = new double[2];
arg = P2();
Console.WriteLine($"Приближенное значение = {arg[0]}, кол-во итераций = {arg[1]}");
}
else
{
Console.WriteLine("Введены некорретные данные");
}
Console.WriteLine("Для выхода из программы нажмите Escape");

}
catch (FormatException)
{
Console.WriteLine("Введены некорректные данные");
}
} while (Console.ReadKey().Key != ConsoleKey.Escape);
}
}
}
10 changes: 10 additions & 0 deletions Seminars/Seminar08/self/task01/task01.csproj
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<Project Sdk="Microsoft.NET.Sdk">

<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>

</Project>
45 changes: 45 additions & 0 deletions Seminars/Seminar08/self/task02/Program.cs
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namespace task02
{
internal class Program
{
public static bool Triangle(double x, double y, double z, out double p, out double s)
{
if (!(x + y > z && x + z > y && z + y > x) || x<=0 || y<=0 || z<=0)
{
p = 0;
s = 0;
return false;
}
else
{
p = x + y + z;
double p1 = p / 2;
s = Math.Sqrt(p1 * (p1 - x) * (p1 - y) * (p1 - x));
return true;
}
}
static void Main(string[] args)
{
try
{
Console.WriteLine("Введите x, y, z");
double x = double.Parse(Console.ReadLine());
double y = double.Parse(Console.ReadLine());
double z = double.Parse(Console.ReadLine());
bool f=Triangle(x, y, z, out double p, out double s);
if (f)
{
Console.WriteLine($"периментр = {p}, площадь = {s}");
}
else
{
Console.WriteLine("Введены неподходящие данные");
}
}
catch (FormatException)
{
Console.WriteLine("Введены некорректные данные");
}
}
}
}
10 changes: 10 additions & 0 deletions Seminars/Seminar08/self/task02/task02.csproj
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<Project Sdk="Microsoft.NET.Sdk">

<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>

</Project>
100 changes: 100 additions & 0 deletions Seminars/Seminar08/self/task03/Program.cs
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using System.Data.SqlTypes;
using System.Security.Cryptography;

namespace task03
{
internal class Program
{
public static bool Shift(int shiftCount, ref char c)
{
char[] ABC = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'G', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z' };
char[] abc = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'g', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z' };
char[] RABC = { 'А', 'Б', 'В', 'Г', 'Д', 'Е', 'Ё', 'Ж', 'З', 'И', 'Й', 'К', 'Л', 'М', 'Н', 'О', 'П', 'Р', 'С', 'Т', 'У', 'Ф', 'Х', 'Ц', 'Ч', 'Ш', 'Щ', 'Ъ', 'Ы', 'Ь', 'Э', 'Ю', 'Я' };
char[] rabc = { 'а', 'б', 'в', 'г', 'д', 'е', 'ё', 'ж', 'з', 'и', 'й', 'к', 'л', 'м', 'н', 'о', 'п', 'р', 'с', 'т', 'у', 'ф', 'ч', 'ц', 'ч', 'ш', 'щ', 'ъ', 'ы', 'ь', 'э', 'ю', 'я' };
if (Array.IndexOf(ABC, c)!=-1)
{
int n = Array.IndexOf(ABC, c);
shiftCount = shiftCount % 26;
n = (n + shiftCount) % 26;
if (n < 0)
{
c = ABC[26 + n];
}
else
{
c = ABC[n];
}
return true;
}
else if (Array.IndexOf(abc, c) != -1)
{
int n = Array.IndexOf(abc, c);
shiftCount = shiftCount % 26;
n = (n + shiftCount) % 26;
if (n < 0)
{
c = abc[26 + n];
}
else
{
c = abc[n];
}
return true;
}
else if (Array.IndexOf(RABC, c) != -1)
{
int n = Array.IndexOf(RABC, c);
shiftCount = shiftCount % 33;
n = (n + shiftCount) % 33;
if (n < 0)
{
c = RABC[33 + n];
}
else
{
c = RABC[n];
}
return true;
}
else if (Array.IndexOf(rabc, c) != -1)
{
int n = Array.IndexOf(rabc, c);
shiftCount = shiftCount % 33;
n = (n + shiftCount) % 33;
if (n < 0)
{
c = rabc[33 + n];
}
else
{
c = rabc[n];
}
return true;
}

else
{
return false;
}
}
static void Main(string[] args)
{
try
{
Console.WriteLine("Введите символ и кол-во позиций для сдвига");
char c = char.Parse(Console.ReadLine());
int shiftCount = int.Parse(Console.ReadLine());
bool f=Shift(shiftCount, ref c);
if (f)
{
Console.WriteLine($"Полученное значение = {c}");
}
}
catch (FormatException)
{
Console.WriteLine("Введены некорретные значения");
}

}
}
}
10 changes: 10 additions & 0 deletions Seminars/Seminar08/self/task03/task03.csproj
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<Project Sdk="Microsoft.NET.Sdk">

<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>

</Project>
64 changes: 64 additions & 0 deletions Seminars/Seminar08/self/task04/Program.cs
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using System.Security.Cryptography;

namespace task04_01
{
internal class Program
{
static void SummIt(double a, double b, out int count, out int summ)
{
int a1 = (int)Math.Truncate(a);
int b1 = (int)Math.Truncate(b);
count = 0;
summ = 0;
for (int i = a1; i <= b1; i++)
{
if (i <= 0)
{
continue;
}
else
{
string s = i.ToString();
if (s.Contains("0"))
{
count += 1;
summ += i;
}
}
}
}
static void TotalSumm(double a, double b, out int summ)
{
int a1 = (int)Math.Truncate(a);
int b1 = (int)Math.Truncate(b);
summ = 0;
for (int i = a1; i <= b1; i++)
{
if (i <= 0)
{
continue;
}
else
{
summ += i;
}
}
}
static void Main(string[] args)
{
try
{
Console.WriteLine("Введите A и B");
double a = double.Parse(Console.ReadLine());
double b = double.Parse(Console.ReadLine());
TotalSumm(a, b, out int summ1);
SummIt(a, b, out int count, out int summ2);
Console.WriteLine($"Значение вычислений - {Math.Abs(summ1-summ2)}");
}
catch (FormatException)
{
Console.WriteLine("Введены некорректные значения");
}
}
}
}
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