Lecture: 83

                                                Lecture 83

// While Loop

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{ 

      int i;

      i=0;

      while(i<10)

      {

          cout<<i;    

          i++;

      }   

  getch();

  return 0;

}

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Lecture: 82

                                                Lecture 82

#include <iostream>

#include <conio.h>

#include <math.h>

double dPi;

using namespace std;

int main(void)

{

    dPi = 4.0 * tan(1.0);

     cout<<"Tan: "<<dPi; 

    dPi = 4.0 * cos(1.0);

     cout<<"\nCos: "<<dPi; 

    dPi = 4.0 * sin(1.0);

     cout<<"\nSin: "<<dPi; 

    dPi = 4.0 * log(1.0);

     cout<<"\nLog: "<<dPi; 

    dPi = 4.0 * atan(1.0);

     cout<<"\nInverse Tan : "<<dPi;   

    dPi = 4.0 * acos(1.0);

     cout<<"\nInverse Cos : "<<dPi;   

    dPi = 4.0 * asin(1.0);

     cout<<"\nInverse Sin : "<<dPi;   

     dPi =sqrt(4);   

     cout<<"\nSqrt : "<<dPi;   

  getch();

  return 0;

}

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Lecture: 81

                                                Lecture 81

//Print diagonal line in the screen

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{ 

        int x,y,i,j;

        for(y=1;y<24;y++)

           {

              for(x=1;x<24;x++){

                 if(x==y)

                     cout<<"\xDB";

                 else if(x==2*y)

                     cout<<"\xB1";

                 else  

                     cout<<" ";

                 }   

                 for(i=1;i<3000;i++) //Timer loop                

                     for(j=1;j<7000;j++)                 

                        {}  

               cout<<endl;                      

           }

  getch();

  return 0;

}

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Lecture: 80

                                                Lecture 80

//Print diagonal line in the screen

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

        int x,y;

        for(y=1;y<24;y++)

           {

              for(x=1;x<24;x++)

                 if(x==y)

                     cout<<"\xDB";

                 else if(x==2*y)

                     cout<<"\xB1";

                 else   

                     cout<<" ";

               cout<<endl;                       

           }

  getch();

  return 0;

}

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Lecture: 79

                                                Lecture 79

//Print diagonal line in the screen

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

        int x,y;

        for(y=1;y<24;y++)

           {

              for(x=1;x<24;x++)

                 if(x==y)

                     cout<<"\xDB";

                 else if(x==24-y)

                     cout<<"\xDB";

                 else   

                     cout<<"\xB0";

               cout<<endl;                       

           }

  getch();

  return 0;

}

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Lecture: 78

                                                Lecture 78

//Print diagonal line in the screen

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

        int x,y;

        for(y=1;y<24;y++)

           {

              for(x=1;x<24;x++)

                 if(x==y)

                     cout<<"\xDB";

                 else

                     cout<<"\xB0";

               cout<<endl;                       

           }

  getch();

  return 0;

}

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Lecture: 77

                                                Lecture 77

//Draws a checkerboard on the screen

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

        int x,y;

        for(y=1;y<9;y++)

           {

              for(x=1;x<9;x++)

                 if((x+y)%2==0)

                     cout<<"\xDB\xDB";

                 else

                     cout<<"  ";

               cout<<endl;                       

           }

  getch();

  return 0;

}

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Lecture: 76

                                                Lecture 76

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   int charcnt=0;

   int wordcnt=0;

   char ch;

   cout<<"Type in a phrase: \n";

   for(;(ch=getche()) != '\r';)

   {

       charcnt++;

       if(ch==' ')

              wordcnt++;

   }   

   cout<<"\nCharacter count is :"<<charcnt;

   cout<<"\nWord count is : "<<wordcnt;

  getch();

  return 0;

}

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Lecture 75

                                                Lecture 75

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   char name[10]="Shahid";

   int i; 

   cout<<"Name:  ";

   for(i=0;name[i] != '\0';i++)

   {

       cout<<name[i];

   }   

  getch();

  return 0;

}

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Lecture: 74

                                                Lecture 74

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   char ch;

   int count=0; 

   cout<<"Type ina phrase : \n";

   for(;(ch=getch()) != '\r';)

   {

       cout<<ch;

       count++;

   }   

    cout<<" \n\nCharacter count is : "<<count;

  getch();

  return 0;

}

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Lecture: 73

                                                Lecture 73

//Break for loop

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   int i; 

   for(i=1;i<10;i++)

   {

       if(i==5) break;         

    cout<<i<<" ";

   }        

  getch();

  return 0;

}

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Lecture: 72

                                                Lecture 72

//Nested for loop

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   int row,col; 

   for(row=1;row<3;row++)//outer loop

   {

       for(col=1;col<3;col++)//inner loop

            cout<<"Outer = " << row <<" Inner = "<<col<<endl;     

    cout<<endl;

   }        

  getch();

  return 0;

}

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Lecture: 71

                                                Lecture 71

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

  system("CLS");//Clear screen

  int F=1,i=1,j;

  cout<<"Enter the factorial number: ";

  cin>>j;

   for(i=1;i<=j;i++)

       F=F*i;

   cout<<"Factorial of "<<j<<" = "<<F;

  getch();

  return 0;

}

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Lecture: 70

                                                Lecture 70

//Nested for loop

#include <iostream>

#include <conio.h>

#include <windows.h>

HANDLE wHnd;

using namespace std;

 main ()

{  

  system("CLS");//Clear screen

  int row,col; 

   for(row=1;row<10;row++)//outer loop

   {   for(col=1;col<10;col++)//inner loop

       {

          COORD c;

          c.X=row; c.Y=col;

          SetConsoleCursorPosition(wHnd,c);

          cout<<"<Shahid>";     

       }   cout<<endl;

   }        

  getch();

  return 0;

}

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Lecture: 69

                                                Lecture 69

//Nested for loop

//fills square area on screen

#include <iostream>

#include <conio.h>

#include <windows.h>

HANDLE wHnd;

using namespace std;

 main ()

{  

  system("CLS");//Clear screen

  int row,col; 

   for(row=1;row<22;row++)//outer loop

   {

       for(col=1;col<40;col++)//inner loop

       {

          COORD c;

          c.X=row; c.Y=col;

          SetConsoleCursorPosition(wHnd,c);//gotoxy

          cout<<"\xdb";     

       }     

    cout<<endl;

   }        

  getch();

  return 0;

}

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Lecture: 68

                                                Lecture 68

//Nested for loop

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   int row,col; 

   for(row=1;row<13;row++)//outer loop

   {

       for(col=1;col<13;col++)//inner loop

             cout<<col*row<<"\xb3";     

    cout<<endl;

   }        

  getch();

  return 0;

}

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Lecture: 67

                                                Lecture 67

// Loop For

//Drawing a Graphics Character

#include <iostream>

#include <conio.h>

using namespace std;

 main ()

{  

   int n; 

   char ch[5]="\xD9";

   for(n=1;n<40;n++)

        cout<<"\t"<<ch;

     

  getch();

  return 0;

}

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