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added sql #65

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ded273b
added sql
Dmitry-26 Apr 5, 2019
eb806fb
added web-Zoo, html-page and A#
Dmitry-26 Jun 10, 2019
6ead229
work-version
Dmitry-26 Jun 10, 2019
ea12580
work-version-2
Dmitry-26 Jun 10, 2019
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48 changes: 48 additions & 0 deletions A#/app/Mark.cs
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using System;
using System.Collections.Generic;

namespace ASharp
{
public class Mark
{
public static Dictionary <string, Mark> marks = new Dictionary<string, Mark>();
private string meaning;
public string M
{
get
{
return meaning;
}
set
{
if (value != null)
{
this.meaning = value;
}
}
}
public Mark(string markName)
{
M = markName;
}
public static void Creating(string name, string meaning) // создать метку
{
marks[name] = new Mark(meaning);
}
public static int Search(string str) // найти метку
{
foreach (KeyValuePair<string, Mark> item in marks)
{
if (str == item.Key)
{
return Convert.ToInt32(item.Value.meaning);
}
}
return -1; // метки не найдено, развалить программу
}
public static int Move(string go) // перейти по метке
{
return Mark.Search(go.Trim(':'));
}
}
}
174 changes: 174 additions & 0 deletions A#/app/Mathem.cs
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using System;
using System.Collections.Generic;

namespace ASharp
{
public class Mathem
{
public static string Result(string n1, string n2, string operation)
{
switch (operation)
{
case "+":
{
return Sum(n1, n2);
}
case "-":
{
return Min(n1, n2);
}
case "*":
{
return Multiply(n1, n2);
}
case "/":
{
return Divide(n1, n2);
}
case "%":
{
return Mod(n1, n2);
}
case "^":
{
return Power(n1, n2);
}
default:
{
return "bad";
}
}
}
public static int InDigit(string n1) // определить число или переменная
{
if (Int32.TryParse(n1, out int num1) == true)
{
return Convert.ToInt32(n1);
}
else
{
return Variables.Search(n1);
}
}
public static bool More(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);

if (num1 > num2)
{
return true;
}
else
{
return false;
}
}
public static bool Less(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);

if (num1 < num2)
{
return true;
}
else
{
return false;
}
}
public static bool Equally(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);

if (num1 == num2)
{
return true;
}
else
{
return false;
}
}
public static bool MoreOrEqually(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);

if (num1 >= num2)
{
return true;
}
else
{
return false;
}
}
public static bool LessOrEqually(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);

if (num1 <= num2)
{
return true;
}
else
{
return false;
}
}
public static bool NotEqually(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);

if (num1 != num2)
{
return true;
}
else
{
return false;
}
}
public static string Sum(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);
return Convert.ToString(num1 + num2);
}
public static string Min(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);
return Convert.ToString(num1 - num2);
}
public static string Multiply(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);
return Convert.ToString(num1 * num2);
}
public static string Divide(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);
return Convert.ToString(num1 / num2);
}
public static string Mod(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);
return Convert.ToString(num1 % num2);
}
public static string Power(string n1, string n2)
{
int num1 = Mathem.InDigit(n1);
int num2 = Mathem.InDigit(n2);
return Convert.ToString(Math.Pow(num1, num2));
}
}
}
124 changes: 124 additions & 0 deletions A#/app/Parser.cs
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using System;
using System.Collections.Generic;


namespace ASharp
{
public static class Parser
{
public static void Parsing(string[] textOfProgram)
{
// найти и запомнить метки
for (int i = 0; i < textOfProgram.Length; i++)
{
if ( textOfProgram[i].EndsWith(":") && textOfProgram[i+1] != "=" && Mark.Search(textOfProgram[i]) == -1)
{
Mark.Creating(textOfProgram[i].Trim(':'), Convert.ToString(i));
}
}

// основная работа
for (int i = 0; i < textOfProgram.Length - 6; i++)
{
// условные конструкции
if (textOfProgram[i] == "if" && textOfProgram[i+4] == "goto")
{
bool b = false;
switch (textOfProgram[i+2])
{
case ">":
b = Mathem.More(textOfProgram[i+1],textOfProgram[i+3]);
break;
case "<":
b = Mathem.Less(textOfProgram[i+1],textOfProgram[i+3]);
break;
case "==":
b = Mathem.Equally(textOfProgram[i+1],textOfProgram[i+3]);
break;
case ">=":
b = Mathem.MoreOrEqually(textOfProgram[i+1],textOfProgram[i+3]);
break;
case "<=":
b = Mathem.LessOrEqually(textOfProgram[i+1],textOfProgram[i+3]);
break;
case "!=":
b = Mathem.NotEqually(textOfProgram[i+1],textOfProgram[i+3]);
break;
default:
b = false;
break;
}

if (b == true)
{
i = Mark.Move(textOfProgram[i+5]);
}
else
{
i = i + 6;
}
}

// переход по меткам
if (textOfProgram[i] == "goto")
{
i = Mark.Move(textOfProgram[i+1]);
}

// операции с переменными
if (Int32.TryParse(textOfProgram[i], out int x1 ) == false && textOfProgram[i+1] == "=")
{
string forVariable = textOfProgram[i+2];

if (Int32.TryParse( textOfProgram[i+2], out int x2) == false)
{
forVariable = Convert.ToString(Variables.Search(textOfProgram[i+2]));
}

if (Parser.WordInList(textOfProgram[i+3], new List<string> {"+", "-", "*", "/", "%", "^"}) == true)
{
forVariable = Mathem.Result(textOfProgram[i+2], textOfProgram[i+4], textOfProgram[i+3]);
}

if (Parser.WordInList(textOfProgram[i], new List<string> {"=", "+", "-", "*", "/", "%", "^", "print", "read", "goto", "if", "==", "!=", ">", "<", ">=", "<=", "testName"}) == false)
{
Variables.Creating(textOfProgram[i], forVariable);
}
}

// напечатать переменную
if (textOfProgram[i] == "print")
{
System.Console.WriteLine(Variables.Print(textOfProgram[i+1]));
}

// считать переменную
if (textOfProgram[i] == "read")
{
Console.Write(textOfProgram[i+1] + " = ");
string forVariable = Console.ReadLine();
if (Int32.TryParse(forVariable, out int x3) == true)
{
Variables.Creating(textOfProgram[i+1], forVariable);
}
else
{
throw new Exception(" недопустимое значение переменной ");
}
}
}
}

static public bool WordInList(string str, List<string> list) // если подстрока есть в листе - true, иначе false
{
foreach (string i in list)
{
if (i == str)
{
return true;
}
}
return false;
}
}
}
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