// Binary search demonstration
public static void DemostrateBinarySearch(AbstrState[] abstrState)
{
bool ok;
int pop;
do
{
// Input of the wanted population
Console.Write("Enter the population: ");
ok = Int32.TryParse(Console.ReadLine(), out pop);
if (!ok || pop < 1)
{
Console.WriteLine("Input error! Perhaps you didn't enter a natural number");
}
} while (!ok || pop < 1);
// Creating a buffer element to compare with (monarchy is just the easiest, that's why I choose it)
Monarchy buffer = new Monarchy("", "", pop, 0, "", "");
// Binary search by population
int index = Array.BinarySearch(abstrState, buffer, new ComparePopulation());
if (index == -1)
{
Console.WriteLine("State with the entered population doesn't exist in the array\n");
}
else
{
Console.WriteLine("Found state's index: " + index + "\n");
abstrState[index].Show();
}
}
public static void Main(string[] args)
{
Message mes, mes2, mes3;
Republic ukraine = new Republic();
Monarchy spain = new Monarchy("Spain", 70000000);
Kingdom uk = new Kingdom("United Kingdom", 140000000);
ukraine.Name = "Ukraine";
ukraine.Population = 41000000;
mes = ukraine.Info;
mes2 = spain.Info;
mes2 += uk.Info;
mes3 = mes + mes2;
mes3();
Console.WriteLine();
IDerzhava[] masiv = new IDerzhava[3];
masiv[0] = ukraine;
masiv[1] = spain;
masiv[2] = uk;
foreach (IDerzhava derzh in masiv)
{
mes += derzh.Info;
}
mes.Invoke();
}
public static void Main(string[] args)
{
Republic ukraine = new Republic();
Monarchy spain = new Monarchy("Spain", 70000000);
Kingdom uk = new Kingdom("United Kingdom", 140000000);
ukraine.Name = "Ukraine";
ukraine.Population = 41000000;
ukraine.Info();
spain.Info();
uk.Info();
Console.WriteLine();
IDerzhava[] masiv = new IDerzhava[3];
masiv[0] = ukraine;
masiv[1] = spain;
masiv[2] = uk;
foreach (IDerzhava derzh in masiv)
{
derzh.Info();
}
}
ContinentCountry(IEnumerable <Country> countries, string continent)
{
foreach (Country c in countries)
{
Monarchy t = c as Monarchy;
if (t?.Continent == continent)
{
yield return(t.Name);
}
}
}
ContinentMonarchs(IEnumerable <Country> countries, string continent)
{
foreach (Country c in countries)
{
Monarchy t = c as Monarchy;
if (t?.Continent == continent)
{
yield return(t.Ruler);
}
}
//return countries.Select(c => c as Monarchy).Select(t => t?.Ruler);
}
static void Main(string[] args)
{
#region ArrayList
WriteLine("ArrayList");
var Al = new ArrayList(5);
Al.Add("123");
Al.Add(122);
Al.Add('c');
Al.Add(new List <int>(0));
foreach (var v in Al)
{
WriteLine("{0}", v);
}
WriteLine();
Al[2] = 1;
Al[1] = new DateTime(2017, 5, 25, 13, 49, 54);
Al[3] = new int[0];
foreach (var v in Al)
{
WriteLine("{0}", v);
}
WriteLine();
try
{
WriteLine("индекс \'new int[0]\' - {0}, Обычный поиск\n", Al.IndexOf(new int[0]));
}
catch (Exception)
{
WriteLine("No");
}
WriteLine();
try
{
Al.Sort();
}
catch (Exception)
{
WriteLine("Not sorted");
}
WriteLine();
foreach (var v in Al)
{
WriteLine("{0}", v);
}
WriteLine();
try
{
WriteLine("индекс \'new int[0]\' - {0}, Бинарный поиск\n", Al.BinarySearch(new int[0]));
}
catch (Exception)
{
WriteLine("Unable to find");
}
WriteLine();
Al.Clear();
foreach (var v in Al)
{
WriteLine("{0}", v);
}
WriteLine();
#endregion
#region Stack
WriteLine();
WriteLine("Stack");
WriteLine();
var st = new Stack <string>();
st.Push("-0");
foreach (string s in st)
{
WriteLine(s);
}
WriteLine();
st.Push(st.Peek());
st.Push("12345");
st.Push(st.Count.ToString());
foreach (string s in st)
{
WriteLine(s);
}
WriteLine();
st.Push(st.Pop());
foreach (string s in st)
{
WriteLine(s);
}
WriteLine();
st.Clear();
foreach (string s in st)
{
WriteLine(s);
}
WriteLine();
#endregion Stack
#region MyDictionary
WriteLine();
WriteLine("MyDictionary");
WriteLine();
var md = new MyDictionary <Country>(3);
md.Add(new Republic("1", 900, "C1", "R1", new [] { "P1" }));
var mdCopy = (MyDictionary <Country>)(md.Clone());
foreach (Country c in mdCopy.Values)
{
WriteLine(c);
}
WriteLine();
var mon = new Monarchy("2", 5, "55", "R1");
md.Add(mon);
mdCopy.Add(new Kingdom("2", 100, "C2", "K1"));
foreach (Country c in mdCopy.Values)
{
WriteLine(c);
}
WriteLine();
foreach (Country c in md.Values)
{
WriteLine(c);
}
WriteLine();
md.AddRange(mdCopy);
foreach (Country c in mdCopy.Values)
{
WriteLine(c);
}
WriteLine();
mdCopy.Clear();
WriteLine("md.comtains('{0}') == '{1}'", mon, md.ContainsValue(mon));
md.Remove(mon);
#endregion
ReadKey(true);
}
public new object Clone()
{
var result = new Monarchy(Continent, Population, Name, Ruler);
return(result);
}
static void Main(string[] args)
{
// Republic class.
Republic republic = new Republic("The Republic of the Congo", "Denis Sassou Nguesso", 5125821, 58, "Africa", 7, 72, 6);
// Monarchy class.
Monarchy monarchy = new Monarchy("Belgium", "Philippe", 11358357, 189, "Europe", "The House of Saxe-Coburg and Gotha");
// Kingdom class.
Kingdom kingdom = new Kingdom("The Kingdom of Saudi Arabia", "Salman", 33000000, 87, "Asia", "The Sudairi Seven");
// Array of objects of classes that use IComparable interface
IComparable[] comparable = new IComparable[3];
comparable[0] = republic;
comparable[1] = monarchy;
comparable[2] = kingdom;
// Recreation of the array but with the AbstrState class
AbstrState[] abstrState = new AbstrState[3];
for (int i = 0; i < comparable.Length; i++)
{
abstrState[i] = (AbstrState)comparable[i];
}
Console.WriteLine("THE RESULT OF THE 3RD TASK:");
// Showing the array
Console.WriteLine("CREATED ARRAY:");
foreach (AbstrState a in abstrState)
{
a.Show();
}
// Sorting the array
Array.Sort(abstrState, new ComparePopulation());
// Showing the sorted array
Console.WriteLine("ARRAY AFTER BEING SORTED BY POPULATION:");
foreach (AbstrState a in abstrState)
{
a.Show();
}
Array.Sort(abstrState, new CompareName());
Console.WriteLine("ARRAY AFTER BEING SORTED BY NAME:");
foreach (AbstrState a in abstrState)
{
a.Show();
}
Array.Sort(abstrState, new CompareLeaderName());
Console.WriteLine("ARRAY AFTER BEING SORTED BY LEADER NAME:");
foreach (AbstrState a in abstrState)
{
a.Show();
}
Array.Sort(abstrState, new CompareAge());
Console.WriteLine("ARRAY AFTER BEING SORTED BY AGE:");
foreach (AbstrState a in abstrState)
{
a.Show();
}
Array.Sort(abstrState, new CompareContinent());
Console.WriteLine("ARRAY AFTER BEING SORTED BY CONTINENT:");
foreach (AbstrState a in abstrState)
{
a.Show();
}
// Binary search demonstration
DemostrateBinarySearch(abstrState);
// Shallow clone
Republic shallowClone = republic.ShallowCopy();
// Real clone
Republic clone = (Republic)republic.Clone();
Console.WriteLine("Shallow clone of the Republic object:");
shallowClone.Show();
Console.WriteLine("Clone of the Republic object:");
clone.Show();
Console.WriteLine("Press ENTER to exit");
Console.ReadLine();
}
static void Main(string[] args)
{
var countryList = new List <Country>(0);
WriteLine("Формирование массива");
var m = new Monarchy("1", 1110, "Россия", "Путин");
countryList.Add(m);
WriteLine("\nСоздал: {0}", m);
var m1 = (Monarchy)m.Clone();
countryList.Add(m1);
WriteLine("Скопировал: {0}", m1);
WriteLine();
WriteLine("\nИзменяю {0}", m1);
m1.Population = 9000;
m1.Name = "Украина";
m1.Ruler = "Порошенко";
WriteLine("\nИзменил (напрямую): {0}", m1);
var m2 = new Kingdom("1", 890, "Люксембург", "Король Люксембурга");
countryList.Add(m2);
WriteLine("\nСоздал: {0}", m2);
WriteLine();
foreach (Country c in countryList)
{
WriteLine(" {0}", c);
}
WriteLine();
var uk = new Kingdom("2", 55555, "Соединённое королевство", "Елизавета 2");
WriteLine("\nСоздал: {0}", uk);
countryList.Add(uk);
WriteLine();
var new_uk = (Kingdom)uk.Clone();
WriteLine("\nСкопировал: {0}", new_uk);
countryList.Add(new_uk);
countryList[4].Ruler = "Чарльз???";
countryList[4].Population = 44445;
WriteLine("\nИзменил (виртуальные методы): {0}", new_uk);
WriteLine();
WriteLine();
foreach (Country c in countryList)
{
WriteLine(" {0}", c);
}
WriteLine();
var america = new Republic
("3", 12345, "америка", "Трамп", new [] { "номер 1", "номер 2", "номер 3" });
countryList.Add(america);
WriteLine("\nСоздал: {0}", america);
var brazil = new Monarchy
("3", 11111, "Бразилия", "Президент");
countryList.Add(brazil);
WriteLine("\nСоздал: {0}", brazil);
WriteLine();
foreach (Country c in countryList)
{
WriteLine(" {0}", c);
}
WriteLine();
WriteLine();
WriteLine("На континенте 1 ровно {0} людей", ContinentPeople(countryList, "1"));
WriteLine("На континенте 2 ровно {0} людей", ContinentPeople(countryList, "2"));
WriteLine("На континенте 3 ровно {0} людей", ContinentPeople(countryList, "3"));
WriteLine();
WriteLine("Монархи континента 1");
foreach (string s in ContinentMonarchs(countryList, "1"))
{
WriteLine(s);
}
WriteLine();
WriteLine("Монархи континента 2");
foreach (string s in ContinentMonarchs(countryList, "2"))
{
WriteLine(s);
}
WriteLine();
WriteLine("Монархи континента 3");
foreach (string s in ContinentMonarchs(countryList, "3"))
{
WriteLine(s);
}
WriteLine();
WriteLine("Страны кортинента 1");
foreach (string s in ContinentCountry(countryList, "1"))
{
WriteLine(s);
}
WriteLine();
var countryArray = countryList.ToArray();
Array.Sort(countryArray, new Countries_Lab11.SortByName());
countryList = countryArray.ToList();
WriteLine();
foreach (Country c in countryList)
{
WriteLine(" {0}", c);
}
WriteLine();
ReadKey(true);
}