C++ PROGRAMS

C++ PROGRAMS

// CONSTANTS DECLARATION

#include <iostream.h>

#include<conio.h>

void main()

{

int i;

char ch;

char str[34];

float f;

clrscr();

cout<<"ENTER AN INTEGER : ";

cin>>i;

cout<<"ENTER A CHARACTER : ";

cin>>ch;

cout<<"ENTER THE STRING : ";

cin>>str;

cout<<"ENTER A FLOAT : ";

cin>>f;

cout<<"\nCONSTANTS "<<endl;

cout<<"\nINTEGER : " <<i<<endl;

cout<<"\nCHARACTER : "<<ch<<endl;

cout<<"\nSTRING : "<<str<<endl;

cout<<"\nFLOAT : " <<f<<endl;

getch();

}

/*OUTPUT

ENTER AN INTEGER : 7

ENTER A CHARACTER : S

ENTER THE STRING : SUNIL

ENTER A FLOAT : 6.3

CONSTANTS

INTEGER : 7

CHARACTER : S

STRING : SUNIL

FLOAT : 6.3

*/

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// TO DISPLAY THE SIZE OF VARIOUS DATA TYPES AVAILABLE.

#include<iostream.h>

#include<conio.h>

void main ()

{ int x=25;

clrscr ();

cout<<"sizeof(char)"; gotoxy(x,1);

cout<<sizeof(char)<<endl;

cout<<"sizeof(signed char)"; gotoxy(x,2);

cout<<sizeof(signed char)<<endl;

cout<<"sizeof(unsigned char)"; gotoxy(x,3);

cout<<sizeof(unsigned char)<<endl;

cout<<"sizeof(int)"; gotoxy(x,4);

cout<<sizeof(int)<<endl;

cout<<"sizeof(signed int)"; gotoxy(x,5);

cout<<sizeof(signed int)<<endl;

cout<<"sizeof(unsigned int)"; gotoxy(x,6);

cout<<sizeof(unsigned int)<<endl;

cout<<"sizeof(short)"; gotoxy(x,7);

cout<<sizeof(short)<<endl;

cout<<"sizeof(signed short)"; gotoxy(x,8);

cout<<sizeof(signed short)<<endl;

cout<<"sizeof(unsigned short)"; gotoxy(x,9);

cout<<sizeof(unsigned short)<<endl;

cout<<"sizeof(short int)"; gotoxy(x,10);

cout<<sizeof(short int)<<endl;

cout<<"sizeof(float)"; gotoxy(x,11);

cout<<sizeof(float)<<endl;

cout<<"sizeof(short float)"; gotoxy(x,12);

cout<<sizeof(short float)<<endl;

cout<<"sizeof(long)"; gotoxy(x,13);

cout<<sizeof(long)<<endl;

cout<<"sizeof(signed long)"; gotoxy(x,14);

cout<<sizeof(signed long)<<endl;

cout<<"sizeof(unsigned long)"; gotoxy(x,15);

cout<<sizeof(unsigned long)<<endl;

cout<<"sizeof(long float)"; gotoxy(x,16);

cout<<sizeof(long float)<<endl;

cout<<"sizeof(double)"; gotoxy(x,17);

cout<<sizeof(double)<<endl;

cout<<"sizeof(long double)"; gotoxy(x,18);

cout<<sizeof(long double)<<endl;

getch ();

}

/*OUTPUT

sizeof(char) 1

sizeof(signed char) 1

sizeof(unsigned char) 1

sizeof(int) 2

sizeof(signed int) 2

sizeof(unsigned int) 2

sizeof(short) 2

sizeof(signed short) 2

sizeof(unsigned short) 2

sizeof(short int) 2

sizeof(float) 4

sizeof(short float) 4

sizeof(long) 4

sizeof(signed long) 4

sizeof(unsigned long) 4

sizeof(long float) 8

sizeof(double) 8

sizeof(long double) 10

*/

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