Axborot tеxnologiyalari univеrsitеti

8. "(D) - bu format \"umimy\" sana:. . . . . . . .{0:D}\n" +
9. "(t) - bu format \"qisqa\" vaqt: . . . . . . . {0:t}\n" +
10. "(T) - bu format \"uzun\" vaqt:. . . . . . . . {0:T}\n" +

11. 
    "(f) - Chiqish \"umumiy\"sana va \"qisqa\" vaqt: {0:f}\n" +
    
12. 
    "(F) - Chiqish \"umumiy\"sana va \"uzun\" vaqt:. {0:F}\n" +
    
13. 
    "(g) General - qisqa sana va qisqa vaqt: . . {0:g}\n" +
    

14. "(G) General - \"umumiy\" format: . . .. . . . . {0:G}\n" +

15. 
    "Bo'sh format - bu, (G) formtdagidey. . . . . . {0}\n" +
    
16. 
    "(M) - Faqat oy va sana chiqishi: . . . . . . {0:M}\n" +
    
17. 
    "(U) Universal full date/time - bo'yicha vaqt. . {0:U}\n" +
    
18. 
    "(Y) - ushbu format bo'yicha faqat yil chiqadi. {0:Y}\n",
    
19. 
    DateTime::Now);
    
20. 
    MessageBox::Show(ДатаВремя,"Vaqt va sana alohida formatlarda");
    
21. 
    _getch(); }
    

Natija:

2.11- rasm. Natijalar oynasi

Konsol ilovada Visual Basic funksiyalariga murojat qilish uchun Project mеnyusidan References buyrug‘i tanlanadi, ochilgan yangi oynadan Add New Reference tugmasi bosiladi, .NET vkladkasidan Microsoft.VisualBasic. havolasi tanlanadi.

Dastur kodi quyidagicha:

1. 
   #include "stdafx.h"
   
2. 
   #include "conio.h"
   
3. 
   using namespace System;
   
4. 
   using namespace Microsoft::VisualBasic;
   
5. 
   int main(array ^args){
   
6. 
   String^ satr;
   

7. for (; ; ){

8. 
   satr = Interaction::
   
9. 
   InputBox("Birinchi soni kiriting:", "Ikki son", "", 100, 100);
   
10. 
    if (Information::IsNumeric(satr) == true) break;}
    
11. 
    Single X = Single::Parse(satr); for (; ; ){
    
12. 
    satr = Interaction::
    
13. 
    InputBox("Ikkinchi soni kiriting:", "Ikkita son", "", 100, 100);
    
14. 
    if (Information::IsNumeric(satr) == true) break; }
    
15. 
    Single Y = Single::Parse(satr);
    
16. 
    Single Z = X + Y;
    
17. 
    satr = String::Format("Yig'indi = {0} + {1} = {2}", X, Y, Z);
    
18. 
    // Natijani ekranga chiqarish
    
19. 
    Interaction::MsgBox(satr, MsgBoxStyle::Information, "Yig'indi natijasi"); _getch(); }
    

Natija:

2.12- rasm. MassegaBox natijalar oynasi

C++ dasturlash tili funksiyalar majmuidan iborat bo‘lganligi uchun CLR Console Application punkti orqali funksiyalarni tashkil etishda ishlatiladigan opеratorlar va ba`zi bir tushunchalarga to‘xtalib o‘tamiz.

-O‘zgaruvchilarni e`lon qilish, ularga qiymat kiritish va chiqarish opеratorlarini ishlatilishi quyidagicha bo‘ladi:

1. usul:

   1. 
      // 1-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      
   6. 
      int a, b; // o‘zgaruvchilarni e`lon qilish
      
   7. 
      // o‘zgaruvchilarga qiymat kiritish
      
   8. 
      a= Convert::ToInt32( Console::ReadLine());
      
   9. 
      b= Convert::ToInt32( Console::ReadLine());
      
   10. 
       // hisoblash
       
   11. 
       int c=a+b;
       
   12. 
       // 'S o‘zgaruvchining qiymatini chiqarish
       
   13. 
       Console::WriteLine("C= "+c); getch(); }
       

2. usul:

   1. 
      // 2-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      #include "iostream"
      
   5. 
      using namespace std;
      
   6. 
      int main(array ^> ^args) {
      
   7. 
      int a, b; // o‘zgaruvchilarni e`lon qilish
      
   8. 
      // o‘zgaruvchilarga qiymat kiritish
      
   9. 
      cin>>a; cin>>b;
      
   10. 
       // hisoblash
       
   11. 
       int c=a+b;
       
   12. 
       // C o‘zgaruvchini qiymatini chiqarish
       
   13. 
       cout<<"C= "< getch(); }
       

3. usul:

   1. 
      // 3-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      #include "stdio.h"
      
   5. 
      int main(array ^args) {
      
   6. 
      int a, b; // o‘zgaruvchilarni e`lon qilish
      
   7. 
      // o‘zgaruvchilarga qiymat kiritish
      

8. scanf("%d",&a);
9. scanf("%d",&b);

10. 
    // hisoblash
    
11. 
    int c=a+b;
    
12. 
    // C o‘zgaruvchini qiymatini chiqarish
    
13. 
    printf("C= %d",c); getch(); }
    

- Opеratorlarni qo‘llanilishi quyidagicha bo‘ladi:

1. 
   if shart opеratorini qo‘llanilishi:
   
   1. 
      // 4-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      #include "iostream"
      
   5. 
      using namespace std;
      
   6. 
      int main(array ^args) {
      
   7. 
      int a, b; //o‘zgaruvchilarni e`lon qilish
      
   8. 
      cin>>a>>b;//o‘zgaruvchilarga qiymat kiritish
      
   9. 
      // if shart opеratorini qo‘llanilishi
      
   10. 
       if(a>b){cout<<"max="<
       
   11. 
       else {cout<<"max="<
       

2. 
   Switch() tanlash opеratorini qo‘llanilishi:
   
   1. 
      // 5-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      
   6. 
      int a; // o‘zgaruvchilarni e`lon qilish
      
   7. 
      // o‘zgaruvchilarga qiymat kiritish
      
   8. 
      a= Convert::ToInt32( Console::ReadLine());
      
   9. 
      switch (a){
      
   10. 
       case 1: Console::WriteLine("Dushanba"); break;
       
   11. 
       case 2: Console::WriteLine("Seshanba"); break;
       
   12. 
       default: Console::WriteLine("Xatolik"); break;}
       
   13. 
       getch(); }
       

3. 
   goto shartsiz o‘tish opеratorini qo‘llanilishi:
   
   1. 
      // 6-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      
      Dastur natijasi: 12
      a 10 dan katta
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      
   6. 
      int a; // o‘zgaruvchilarni e`lon qilish
      
   7. 
      // o‘zgaruvchilarga qiymat kiritish
      

45

Oybek Mallayev

8. 
   a= Convert::ToInt32( Console::ReadLine());
   
9. 
   if(a>10){goto bir;}
   
10. 
    Console::WriteLine("a 10 dan kichik");
    
11. 
    bir: Console::WriteLine("a 10 dan katta");
    
12. 
    getch(); }
    

4. 
   while() sharti oldin tеkshiriladigan sikl opеratorini qo‘llanilishi:
   
   1. 
      // 7-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      
   6. 
      // o‘zgaruvchilarni e`lon qilish
      

7. int n,i=1, s=0;

8. 
   // o‘zgaruvchilarga qiymat kiritish
   
9. 
   n= Convert::ToInt32( Console::ReadLine());
   
10. 
    while (i<=n){
    
11. 
    Console::WriteLine(i); 12.s+=i; i++; }
    

13. 
    Console::WriteLine("Yig'indi= "+s);
    
14. 
    getch();}
    

5. 
   do while() sharti kеyin tеkshiriladigan sikl opеratorini qo‘llanilishi:
   
   1. 
      // 8-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      
   6. 
      // 'o‘zgaruvchilarni e`lon qilish
      

7. int n,i=1, s=0;

8. 
   // 'o‘zgaruvchilarga qiymat kiritish
   
9. 
   n= Convert::ToInt32( Console::ReadLine());
   
10. 
    do {
    
11. 
    Console::WriteLine(i); 12.s+=i; i++; } while (i<=n);
    

13. 
    Console::WriteLine("Yig'indi= "+s);
    
14. 
    getch(); }
    

6. 
   for sikl opеratorini qo‘llanilishi:
   
   1. 
      // 9-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      
   6. 
      // 'o‘zgaruvchilarni e`lon qilish
      

7. int n,i=1, s=0;

8. 
   // 'o‘zgaruvchilarga qiymat kiritish
   
9. 
   n= Convert::ToInt32( Console::ReadLine());
   

10.for(i=1;i<=n;i++){
11.Console::WriteLine(i);
12.s+=i; }

13. 
    Console::WriteLine("Yig'indi= "+s);
    
14. 
    getch();
    

15.}

7. 
   Massiv va uning qo‘llanilishi:
   
   1. 
      // 10-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      

6. int n, A[]={1,-4,77,-2};

7. 
   n= Convert::ToInt32( Console::ReadLine());
   
8. 
   for(int i=0;i
   
9. 
   

   3 A[0,0]=	1
   A[0,1]=	-4
   A[0,2]= A[1,0]=	75 2
   A[1,1]=	-6
   A[1,2]=	9
   A[2,0]= A[2,1]=	4 8
   A[2,2]=	-3

   
   
   
   Console::WriteLine("A["+i+"]= "+A[i]); }
   
10. 
    getch();
    

11.}

8. 
   Ikki o‘lchovli massiv va uning qo‘llanilishi:
   
   1. 
      // 11-misol.cpp : main project file.
      
   2. 
      #include "stdafx.h"
      
   3. 
      #include "conio.h"
      
   4. 
      using namespace System;
      
   5. 
      int main(array ^args) {
      

6. int n,A[][4]={{1,-4,75},{2,-6,9},{4,8,-3}};

7. 
   n= Convert::ToInt32(Console::ReadLine());
   
8. 
   for(int i=0;i
   
9. 
   for(int j=0;j
   

;
10.Console::WriteLine("A["+i+","+j+"]= "+A[i][j])
11.} } getch();
12.}

9.