, . .
namespace Nasl22
{
class mas1
{ // mas1
protected int[] a;
public mas1()
{ //
int n;
Console.Write("Elements ");
n = Convert.ToInt32(Console.ReadLine());
a = new int[n];
}
public void inpt()
{ //
for (int i = 0; i < a.Length; i++)
{
Console.Write("a[" + i + "]=");
a[i] = Convert.ToInt32(Console.ReadLine());
}
}
int sum()
{ //
int s=0;
for(int i=0;i<a.Length;i++)
s+=a[i];
return s;
}
public int summa
{ //
get { return sum(); }
}
public int this[int k]
{ //
get { return a[k];}
set { a[k] = value; }
}
}
class cl_a
{
public mas1 arr1; // mas1
int sm;
public cl_a()
{ // cl_a, mas1
arr1 = new mas1();
arr1.inpt();
}
public int st1()
{ // mas1
sm=arr1.summa;
return sm;
}
}
class Program
{
static void Main(string[] args)
{
cl_a my = new cl_a();
int n, m,r;
n = my.arr1.summa; //
r = my.st1(); // ,
// mas1
m = my.arr1[2]; //
Console.WriteLine("=" + n + " ="+
r+" [2] =" + m);
Console.ReadLine();
} } }
: , (, ). : !
namespace FunKlass
{
class dan
{ //
public string s1;
public int k;
}
class Program
{
static dan[] fun2()
{ // dan ,
// .
int n,m;
dan []w;
Console.Write("? ");
n = Convert.ToInt32(Console.ReadLine());
w = new dan[n]; //
for (int i = 0; i < n; i++)
{
w[i] = new dan(); //
Console.Write(" " + i + " ");
w[i].s1 = Console.ReadLine();
Console.Write(" " + i + " ");
w[i].k=Convert.ToInt32(Console.ReadLine());
}
return w;
}
static dan fun1(dan[] x)
{
string t1;
int max=0;
dan d1=new dan();
for (int i = 0; i < x.Length; i++)
{
if (max < x[i].k)
{
max = x[i].k;
d1 = x[i];
}
}
return d1;
}
static void Main(string[] args)
{
dan []b;
dan otv;
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b = fun2(); //
otv = fun1(b); //
Console.WriteLine("Number= " + otv.k + " Name= " + otv.s1);
Console.ReadLine();
} } }
dan fun2.
class dan
{
public string s1;
public int k;
public dan()
{
Console.Write("Element String ");
s1 = Console.ReadLine();
Console.Write("Element number ");
k = Convert.ToInt32(Console.ReadLine());
}
}
static dan[] fun2()
{
int n,m;
dan []w;
Console.Write("Elements? ");
n = Convert.ToInt32(Console.ReadLine());
w = new dan[n];
for (int i = 0; i < n; i++)
{ //
w[i] = new dan();
}
return w;
}
: . . . C# . , , . . , , , . , ; . new, . , . , , . : ( ).
namespace StructFun
{
struct dan1
{
public string s1; // public
public int k;
}
class Program
{
static dan1[] inpt()
{ //
dan1[] temp;
int n;
Console.Write("Elements? ");
n = Convert.ToInt32(Console.ReadLine());
temp = new dan1[n];
for (int i = 0; i < n; i++)
{
Console.Write("Elem " + i + " Num ");
temp[i].k = Convert.ToInt32(Console.ReadLine());
Console.Write("Elem " + i + " Name ");
temp[i].s1 = Console.ReadLine();
}
return temp;
}
static double proc1(dan1 []x)
{ //
int s = 0;
for (int i = 0; i < x.Length; i++)
s += x[i].k;
return (double)s / x.Length;
}
static void Main(string[] args)
{
dan1[] id; //
double aver;
id = inpt(); //
aver = proc1(id); //
Console.WriteLine("Average=" + aver);
Console.ReadLine();
} } }
C# : . , , , . . : ; ; .
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, , . private , , , . ( ) protected.
class arr
{
protected int[] k; // protected
// -
public arr()
{ // 1
int n;
Console.Write("? ");
n = Convert.ToInt32(Console.ReadLine());
k = new int[n];
for (int i = 0; i < n; i++)
{
Console.Write("K[" + i + "]=");
k[i] = Convert.ToInt32(Console.ReadLine());
}
}
public arr(int p)
{ // 2
k = new int[p];
for (int i = 0; i < p; i++)
{
Console.Write("K[" + i + "]=");
k[i] = Convert.ToInt32(Console.ReadLine());
}
}
public void output()
{
Console.WriteLine();
Console.WriteLine("Elements of Array");
for (int i = 0; i < k.Length; i++)
Console.WriteLine("K[" + i + "]=" + k[i]);
} }
. . - ( private). , .
class proc1: arr // arr
{
int q;
public proc1()
{ //
Console.Write(" ");
q = Convert.ToInt32(Console.ReadLine());
}
public int sum()
{
int s = 0;
for (int i = 0; i < k.Length; i++)
if (k[i] > q) s += k[i];
return s;
} }
class Program
{
static void Main(string[] args)
{
proc1 My = new proc1(); //1
int s1;
My.output(); //
s1=My.sum(); // ,
//
Console.WriteLine("Summa= " + s1);
Console.ReadLine();
} }
, , ( // 1) : . , . , .
, : . : () , 2. .
public proc1(int k1, int k2): base(k1)
{
q = k2;
}
base(k1), 1. :
static void Main(string[] args)
{
int s1;
proc1 Myaa = new proc1(6, 20); //
//
Myaa.output();
s1=Myaa.sum();
Console.WriteLine("Summa= " + s1);
Console.ReadLine();
}
: . , .
C# , . , , : . : -. .
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namespace Virtual1
{
class X
{
public int a;
public X(int i) {a=i;}
}
class Y:X
{
public int b;
public Y(int i, int j): base(i) {b=j;}
}
class Class1
{
static void Main(string[] args)
{
X x1= new X(10);
X x2;
Y y1=new Y(15,100);
int k;
x2=x1; //,
Console.WriteLine("First "+x1.a+" Second "+x2.a);
x2=y1; //, Y X
Console.WriteLine("First "+x1.a+" Second "+x2.a);
// k=x2.b; - X b Console.ReadLine(); } } }
, , . . !
C# . , . , . , , , . . . , , . .
namespace Construct_Coop
{
class Shape
{
protected double a, h;
public Shape(double x, double y)
{ //
a = x;
h = y;
}
public Shape(Shape ob)
{ //
a = ob.a;
h = ob.h;
}
public void NewDan(double x,double y)
{
a = x;
h = y;
}
}
class Tri: Shape
{
protected double area;
public Tri(double x, double y): base(x, y)
{ // }
public Tri(Tri ob):base(ob) // 1
{ // }
public void Show_area()
{
area = a * h / 2;
Console.WriteLine("S_Treug="+ area);
}
}
class Square: Shape
{
protected double area;
public Square(double x, double y): base(x, y) { }
public Square(Square ob): base(ob) { } // 1
public void Show_area()
{
area = a * h;
Console.WriteLine("S_Squar="+ area);
}
}
class Program
{
static void Main(string[] args)
{
Tri my=new Tri(5,12); //
my.Show_area();
Tri w = my; //
w.NewDan(50, 120); // w
my.Show_area(); //
w.Show_area();
Tri u = new Tri(w); //
u.NewDan(500, 1200); // u
w.Show_area();//
u.Show_area();
Console.ReadLine();
} } }
// 1: (Shape) - (Tri, Square).
, virtual, . - , override. C# ( , 3.9.). . , . . , , , , . , . , . .
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namespace Virtual1
{
class Shape
{
protected int a,h;
public Shape (int x,int y)
{
a=x;
h=y;
}
public virtual void Show_area()
{ //
Console.WriteLine(" ");
}
}
class Tri:Shape
{
int s;
public Tri(int x, int y):base(x, y)
{}
public override void Show_area()
{ //
s=a*h/2;
Console.WriteLine(" = "+s);
}
}
class Square:Shape
{
int s;
public Square(int x, int y):base(x, y)
{}
public override void Show_area()
{ //
s=a*h;
Console.WriteLine(" = "+s);
}
}
class Class1
{
static void Main(string[] args)
{
Shape q=new Shape(10,30);
q.Show_area();
//
Tri z1=new Tri(5,12);
z1.Show_area();
//
Shape w;
w=z1; // w Tri
w.Show_area(); // Tri.Show_area()
//
Square w1=new Square(5,12);
w1.Show_area();
//
w=w1; // w Square
w.Show_area(); //Square.Show_area()
Console.ReadLine();
} } }
, w Shape, Shape. , w.Show_area(); Show_area().
