C++ Lecture: 9

                               Lecture 9
Logical Instruction
 
Code:

#include <iostream>
#include <conio.h>
using namespace std;
int main (int argc, char *argv[])
{
  bool a,b;
  a=true , b=true;
  cout << "  True or True : "<< (a | b) << endl;
  a=true , b=false;
  cout << "  True or False : "<< (a | b) << endl;
  a=false , b=true;
  cout << " False or True : "<< (a | b) << endl;
  a=false , b=false;
  cout << " False or False : "<< (a | b) << endl;
  getch();
  return 0;
}

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Code:

#include <iostream>
#include <conio.h>
using namespace std;
int main (int argc, char *argv[])
{
  cout << "  Not True : "<< (! true) << endl;
  cout << "  Not False : "<< (! false) << endl;
  getch();
  return 0;
}

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ASCII Values Printed Code

#include <iostream>
#include <conio.h>
using namespace std;
int main (int argc, char *argv[])
{
  char x,y;
  int z;
  x='a';
  z=x;
  cout <<" The ASCII value a is   : "<< z << endl;
  y='b';
  z=y;
  cout <<" The ASCII value b is   : "<< z << endl;
  z=x+y;
  cout <<" The addition is performed on the ASCII value : "<< z << endl;
  getch();
  return 0;
}

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C++ Lecture: 8

Lecture 8

Boolean type variables:

             It is range of one byte.

Code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

 bool i; //Declaring

  i=true; //Initializing

  cout << " This is true : "<< i << endl;

  i=false; //Initializing

  cout << " This is false: "<< i << endl;

  getch();

  return 0;

}

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Arithmetic Instruction

Code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

 int a,b; //Declaring

  a=4; b=5; //Initializing

  cout << "  Addition : "<< a+b << endl;

  cout << "  Subtraction : "<< a-b << endl;

  cout << "  Multiplication : "<< a*b << endl;

  cout << "  Division : "<< a/b << endl;

  cout << "  Modulus : "<< a%b << endl;

  getch();

  return 0;

}

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Logical Instruction

Code AND Truth table:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

  bool a,b;

  a=true , b=true; 

  cout << "  True and True : "<< (a & b) << endl;

  a=true , b=false; 

  cout << "  True and False : "<< (a & b) << endl;

  a=false , b=true; 

  cout << " False and True : "<< (a & b) << endl;

  a=false , b=false; 

  cout << " False and False : "<< (a & b) << endl;

  getch();

  return 0;

}

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C++ Lecture: 7

Lecture 7

Char type variables:

             It is range of one byte.

Code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

 char i; //Declaring

  i=’2’; //Initializing

  cout << " This is the number of two : "<< i << endl;

  getch();

  return 0;

}

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Double type variables:

             It is range of eight byte.

Code:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

  double i; //Declaring

  i=2.4; //Initializing

  cout << " This is the number of two : "<< i << endl;

  getch();

  return 0;

}

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Code Exp1:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

double AmerAge=30.0, AmaraAge=29.0; //Declaring & Initializing

  cout << "This is the Amer Age: "<<AmerAge<<endl

        << "And the Amara Age: "<<AmaraAge<<"\n";

  getch();

  return 0;

}

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Code Exp2:

#include <iostream>

#include <conio.h>

using namespace std;

int main (int argc, char *argv[])

{

  double numbertable, multipliertable ; //Declaring & Initializing

  cout << "Please enter the number for which you want a table :  ";

  cin>>numbertable;

  cout<< "Please enter the multiplier to which you want a table : ";

  cin>>multipliertable;

  cout<<"\n"<<numbertable<<" X "<<multipliertable<<" = "

      <<numbertable*multipliertable;

  getch();

  return 0;

}

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