private static void LoadArray(ref double[] array)
{
int?size = Reading.ReadInt("Vložte velikost pole");
if (size != null)
{
if (size < 1)
{
Console.WriteLine("Zadal jsi nekladne cislo pro velikost pole");
return;
}
array = new double[(int)size];
for (int i = 0; i < size; i++)
{
double?value = Reading.ReadDouble($"Array[{i}]");
if (value != null)
{
array[i] = (double)value;
}
else
{
Console.WriteLine("Nezadal jsi cislo");
break;
}
}
}
else
{
Console.WriteLine("Nezadal jsi cislo");
return;
}
}
public void LoadStudents(int numberOfStudents)
{
students = new Student[numberOfStudents];
for (int i = 0; i < numberOfStudents; i++)
{
string name = Reading.ReadString("Zadej jmeno studenta");
int? number = Reading.ReadInt("Zadej cislo studenta");
if (number != null)
{
Console.WriteLine(faculties);
int? typeOfFaculty = Reading.ReadInt("Zadej fakultu");
TypeOfFaculty faculty;
switch (typeOfFaculty)
{
case 1: faculty = TypeOfFaculty.FES; break;
case 2: faculty = TypeOfFaculty.FF; break;
case 3: faculty = TypeOfFaculty.FEI; break;
case 4: faculty = TypeOfFaculty.FCHT; break;
default: faculty = TypeOfFaculty.FEI; break;
}
students[i] = new Student(name, (int)number, faculty);
Console.WriteLine("--------------------------------");
}
}
Console.WriteLine("Studenti byly nacteni");
}
/// <summary>
/// Finds the last occurance.
/// </summary>
public static void FindLastOccurance()
{
while (true)
{
try
{
int value = Reading.ReadInt(string.Format("Write the number you want to find"));
if (FakeArray.ContainsValue(value))
{
int index = 0; // Assigned, just so C# suts the hell up (since we already know, that there is index in the array)
foreach (var item in FakeArray)
{
if (item.Value == value)
{
index = item.Key;
}
}
Console.WriteLine("Index of value {0} is {1}", value, index);
}
else
{
Console.WriteLine("There is no number like this in array");
}
break;
}
catch (Exception)
{
Console.WriteLine("Wrong input, try again...");
}
}
}
/// <summary>
/// Finds the first occurance.
/// </summary>
public static void FindFirstOccurance()
{
while (true)
{
try
{
int value = Reading.ReadInt(string.Format("Write the number you want to find"));
if (FakeArray.ContainsValue(value))
{
foreach (var item in FakeArray)
{
if (item.Value == value)
{
Console.WriteLine("Index of value {0} is {1}", value, item.Key);
break;
}
}
}
else
{
Console.WriteLine("There is no number like this in array");
}
break;
}
catch (Exception)
{
Console.WriteLine("Wrong input, try again...");
}
}
}
private static void nactiZKlavesnice()
{
Console.WriteLine();
string jmeno = Reading.ReadString("Zadej jméno");
int cislo = Reading.ReadInt("Zadej číslo");
string temp = Reading.ReadString("Zadej fakultu (FEI, FES, FF, FCHT)");
Fakulta fak = 0;
switch (temp)
{
case "FEI":
fak = Fakulta.FEI;
break;
case "FES":
fak = Fakulta.FES;
break;
case "FF":
fak = Fakulta.FF;
break;
case "FCHT":
fak = Fakulta.FCHT;
break;
default:
//TODO
break;
}
p.pole[p.pocetPrvku] = new Student(jmeno, cislo, fak);
p.pocetPrvku++;
}
private static void PoleZKvesnice(int vel)
{
pole = new int[vel];
for (int i = 0; i < vel; i++)
{
pole[i] = Reading.ReadInt($"Zadej {i+1} cislo: ");
}
}
static void Main(string[] args)
{
string name = Reading.ReadString("Your name");
int age = Reading.ReadInt("Your age");
double points = Reading.ReadDouble("Points");
char grade = Reading.ReadChar("Grade");
Console.WriteLine('\n' + name + '\n' + age + '\n' + points + '\n' + grade);
}
private void ArrayReading(Studenti arrayOfStudents)
{
string jmeno = Reading.ReadString("Jméno");
int cislo = Reading.ReadInt("Číslo");
string fakulta = Reading.ReadString("Fakulta");
Student tempStudent = new Student(jmeno, cislo, fakulta);
arrayOfStudents.AddStudent(tempStudent);
}
public static Students CreateArrayOfStudents(Students students)
{
Student[] array = students.StudentsArray;
for (int i = 0; i < array.Length; i++)
{
array[i] = Reading.ReadInt();
}
return(array);
}
public static int[] CreateArray()
{
int[] array = new int[8];
for (int i = 0; i < array.Length; i++)
{
array[i] = Reading.ReadInt();
}
return(array);
}
/// <summary>
/// Testuje funkčnost třídy
/// </summary>
public void DoIt()
{
int choice = 0;
do
{
PrintMenu();
choice = Reading.ReadInt("Zadej svoji volbu");
ExecuteChoice(choice);
} while (choice != 0);
}
private static int[] createArray()
{
int size = Reading.ReadInt(1, "Enter size of array: ");
int[] arr = new int[size];
for (int i = 0; i < size; i++)
{
arr[i] = Reading.ReadInt("Enter " + (i + 1) + ". element of array : ");
}
return(arr);
}
private int MenuDraw()
{
Console.WriteLine("Menu:");
Console.WriteLine("1) Načtení studenta z klávesnice");
Console.WriteLine("2) Výpis studentů na obrazovku");
Console.WriteLine("3) Seřazení studentů podle čísla");
Console.WriteLine("4) Seřazení studentů podle jména");
Console.WriteLine("5) Seřazení studentů podle fakulty");
Console.WriteLine("0) Konec programu");
return(Reading.ReadInt("Zvolte číslo z nabídky"));
}
private static int[] NacteniPoleInt()
{
int pocetOpakovani = Reading.ReadInt("Pocet cteni");
int[] pole = new int[pocetOpakovani];
for (int i = 0; i < pocetOpakovani; i++)
{
Reading.ReadInt("Prvek číslo " + pocetOpakovani);
}
Console.WriteLine("");
return(pole);
}
private static void NajitPosledniVyskyt(int[] pole)
{
int hledane = Reading.ReadInt("Hledane cislo");
for (int i = pole.Length - 1; i >= 0; i--)
{
if (hledane == pole[i])
{
Console.WriteLine("Hledane cislo je na indexu {0}", i);
return;
}
}
}
private static int PrintMenu()
{
Console.WriteLine("\nPress 1 for new array");
Console.WriteLine("Press 2 for display array");
Console.WriteLine("Press 3 for ascending sort of array");
Console.WriteLine("Press 4 for descending sort of array");
Console.WriteLine("Press 5 for find min in array");
Console.WriteLine("Press 6 for find max in array");
Console.WriteLine("Press 7 for find first occurence of entered value in array");
Console.WriteLine("Press 8 for find last occurence of entered value in array");
Console.WriteLine("Press 9 for exit\n");
return(Reading.ReadInt("Enter your choice: "));
}
private static void findFirst(int[] array)
{
int searchedVal = Reading.ReadInt("Enter searched value: ");
for (int i = 0; i < array.Length; i++)
{
if (array[i] == searchedVal)
{
Console.WriteLine($"{searchedVal} found at {i + 1}. position");
return;
}
}
Console.WriteLine($"{searchedVal} is not in array");
}
public static void FindNumberFirst(int[] array)
{
Console.Write("Najdi číslo");
int numberToFind = Reading.ReadInt();
for (int i = 0; i < array.Length; i++)
{
if (numberToFind == array[i])
{
Console.WriteLine("První výskyt čísla " + numberToFind + " je na pozici " + i);
return;
}
}
Console.WriteLine("Číslo " + numberToFind + " nenalezeno!");
}
static void Main(string[] args)
{
while (true)
{
try {
Console.WriteLine("\n1. zadani pole \n2. vypis pole\n3. setrideni\n4. min hodnota\n5. prvni vyskyt\n6. posledni vyskyt\n7. konec\n");
int c = Reading.ReadInt($"Zadej moznost: ");
if (c == 1)
{
PoleZKvesnice(5);
}
else if (c == 2)
{
PoleVypis();
}
else if (c == 3)
{
PoleSetrid();
}
else if (c == 4)
{
PoleMin();
}
else if (c == 5)
{
PolePrvni();
}
else if (c == 6)
{
PolePosledni();
}
else
{
Console.WriteLine("Konec"); break;
}
}
catch (Exception e)
{
Console.WriteLine("Vyvolana vyjimka. Konec.");
break;
}
}
Console.ReadKey();
}
private static void PolePrvni()
{
if (pole != null)
{
int hledane = Reading.ReadInt($"Zadej hledane cislo: ");
for (int i = 0; i < pole.Length; i++)
{
if (hledane == pole[i])
{
Console.WriteLine($"Cislo {hledane} nalezeno na indexu {i}");
return;
}
}
Console.WriteLine($"Cislo {hledane} nenalezeno");
}
}
private static int inputValues(string message)
{
int?number = null;
do
{
try
{
number = Reading.ReadInt(message);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
} while (number == null);
return(number.Value);
}
static void Main(string[] args)
{
p = new Studenti();
int c;
do
{
Console.WriteLine("1) Načtení studentů z klávesnice");
Console.WriteLine("2) Výpis studentů na obrazovku");
Console.WriteLine("3) Seřazení studentů podle čísla");
Console.WriteLine("4) Seřazení studentů podle jména");
Console.WriteLine("5) Seřazení studentů podle fakulty");
Console.WriteLine("0) Konec programu");
c = Reading.ReadInt($"Zadej číslo");
switch (c)
{
case 1:
nactiZKlavesnice();
break;
case 2:
vypisStudenty();
break;
case 3:
seradit(c);
break;
case 4:
seradit(c);
break;
case 5:
seradit(c);
break;
default:
break;
}
} while (c != 0);
}
/// <summary>
/// Vytvoří nového studenta
/// </summary>
/// <returns>Vrátí nového studenta</returns>
private Student createStudent()
{
string name;
int number;
Faculty faculty;
name = Reading.ReadString("Zadej jméno");
number = Reading.ReadInt("Zadej číslo");
int numberFaculty;
do
{
printFaculty();
numberFaculty = Reading.ReadInt("Číslo fakulty");
} while (numberFaculty < 0 || numberFaculty > countFaculty());
faculty = getFacultyByPosition(numberFaculty);
return(new Student(name, number, faculty));
}
/// <summary>
/// Adds the element.
/// </summary>
public static void AddElement()
{
int key;
while (true)
{
try
{
key = Reading.ReadInt(string.Format("Write an index to add/modify"));
if (key >= 0)
{
break;
}
}
catch (Exception)
{
Console.WriteLine("Wrong input, try again...");
}
}
while (true)
{
try
{
int value = Reading.ReadInt(string.Format("Write the value"));
if (FakeArray.ContainsKey(key))
{
FakeArray[key] = value;
}
else
{
FakeArray.Add(key, value);
}
break;
}
catch (Exception)
{
Console.WriteLine("Wrong input, try again...");
}
}
}
static void Main(string[] args)
{
double[] array = new double[0];
do
{
PrintMenu();
switch (Reading.ReadInt("Vyberte možnost"))
{
case 1:
LoadArray(ref array);
break;
case 2:
PrintArray(array);
break;
case 3:
SortArray(array);
break;
case 4:
FindMinValue(array);
break;
case 5:
FindFirstValue(array);
break;
case 6:
FindLastValue(array);
break;
case 7:
Environment.Exit(0);
break;
}
Console.WriteLine("Pokračuj kliknutím");
Console.ReadKey();
} while (true);
}
public static void FindNumberLast(int[] array)
{
Console.Write("Najdi číslo");
int numberToFind = Reading.ReadInt();
int position = -1;
for (int i = 0; i < array.Length; i++)
{
if (numberToFind == array[i])
{
position = i;
}
}
if (position == -1)
{
Console.WriteLine("Číslo " + numberToFind + " nenalezeno!");
}
else
{
Console.WriteLine("Poslední výskyt čísla " + numberToFind + " je na pozici " + position);
}
}
static void Main(string[] args)
{
int d = MathConventor.BinToDec(01011);
//string q = MathConventor.DecToBin(20);
//double? x1, x2;
//bool b = ExtraMath.QuadraticEquation(1, 1, 1, out x1, out x2);
Students studenti = new Students(0);
sortStudents sortStudents;
do
{
studenti.PrintMenu();
switch (Reading.ReadInt("Vyberte možnost"))
{
case 1:
int?numberOfStudents = Reading.ReadInt("Zadej pocet studentu");
if (numberOfStudents != null)
{
studenti.LoadStudents((int)numberOfStudents);
}
else
{
Console.WriteLine("Nezadal jste platne cislo");
}
break;
case 2: studenti.PrintStudents(); break;
case 3: sortStudents = studenti.CompareByNumber; studenti.BubbleSortStudents(sortStudents); break;
case 4: sortStudents = studenti.CompareByName; studenti.BubbleSortStudents(sortStudents); break;
case 5: sortStudents = studenti.CompareByFaculty; studenti.BubbleSortStudents(sortStudents); break;
case 6: Environment.Exit(0); break;
}
} while (true);
}
static void Main(string[] args)
{
while (run)
{
Console.Clear();
Console.WriteLine("Menu");
Console.WriteLine("1. Zadání prvku z klávesnice");
Console.WriteLine("2. Vložení náhodných hodnot");
Console.WriteLine("3. Výpis pole na obrazovku");
Console.WriteLine("4. Utřídění pole vzestupně");
Console.WriteLine("5. Utřídění pole sestupně");
Console.WriteLine("6. Hledání minimálního prvku");
Console.WriteLine("7. Hledání prvního výskytu zadaného čísla");
Console.WriteLine("8. Hledání posledního výskytu zadaného čísla");
Console.WriteLine("9. Konec programu");
int option = Reading.ReadInt("\nZadejte možnost");
switch (option)
{
case 1:
Console.Clear();
list.Add(Reading.ReadInt("Hodnota"));
if (list.Count - 1 < 10)
{
Console.WriteLine($"Prvek {list[list.Count - 1]} vložen na index 0{list.Count - 1}");
}
else
{
Console.WriteLine($"Prvek {list[list.Count - 1]} vložen na index {list.Count - 1}");
}
Console.ReadKey();
break;
case 2:
for (int i = 0; i < 1000; i++)
{
list.Add(rand.Next(0, 9999));
}
break;
case 3:
Console.Clear();
PrintField();
Console.ReadKey();
break;
case 4:
Console.Clear();
Descending();
Console.ReadKey();
break;
case 5:
Console.Clear();
Ascending();
Console.ReadKey();
break;
case 6:
Console.Clear();
FindMinimum();
Console.ReadKey();
break;
case 7:
Console.Clear();
FirstOccurrence(Reading.ReadInt("hodnota"));
Console.ReadKey();
break;
case 8:
Console.Clear();
LastOccurrence(Reading.ReadInt("hodnota"));
Console.ReadKey();
break;
case 9:
run = false;
break;
default:
Console.Clear();
Console.WriteLine("Špatná hodnota vstupu.");
Console.ReadKey();
break;
}
}
}
public void Run()
{
PrintMenu();
while (true)
{
try {
var selectedMenu = Reading.ReadInt("Please enter number from menu");
switch (selectedMenu)
{
case 1:
EnterNewDoubleToConsole(ref _fieldOfDoubles, ref _position);
break;
case 2:
PrintNumbersFromField(_fieldOfDoubles);
break;
case 3:
try {
SortUtils.CocktailSortAscending(_fieldOfDoubles);
}
catch (Exception e) {
WriteLineColorRed(e.Message);
}
break;
case 4:
try {
SortUtils.CocktailSortDescending(_fieldOfDoubles);
}
catch (Exception e) {
WriteLineColorRed(e.Message);
}
break;
case 5:
FindMinInArrayAndPrintToConsole(_fieldOfDoubles);
break;
case 6:
FindFirstOccurenceOfNumberAndPrintToConsole(_fieldOfDoubles);
break;
case 7:
FindLastOccurenceOfNumberAndPrintToConsole(_fieldOfDoubles);
break;
case 8:
PrintMenu();
break;
case 9:
Console.WriteLine("Exiting!");
return;
default:
WriteLineColorRed("Unknown command!");
break;
}
}
catch (Exception e) {
WriteLineColorRed(e.Message);
}
}
}
