The document contains 26 C++ programs demonstrating basic programming concepts like variables, data types, input/output functions, conditional statements, loops, functions, arrays etc. The programs include calculations like addition, subtraction, cube, area of shapes, temperature conversion, tables, averages and patterns using for/while loops. Logical and relational operators as well as increment operators are also covered. The programs help learn and practice fundamental C++ programming.

1. PROGRAMMING OF TRUBO C++ LANGUAGE
Program No:1 (Addition of Two Numbers)
# include<iostream.h>
# include<conio.h>
Void main (void)
{
Clrscr () ;
Int a,b,c ;
a=10;
b=20;
C= a+b
Cout<<c;
getch ();
}

2. Program No:2 (Subtraction of Two no’s)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Int a,b,c ;
Clrscr();
Cout<< “subtraction of two values “ <<endl<<endl;
Cout<<”enter the value for a” <<endl;
Cin>>a;
Cout<<”enter the value for b”<<endl;
Cin>>b;
C=a-b;
Cout<<endl<<endl<<”subtraction”<<c ;
getch();
}

3. Program No: 3 (Cube)
# include <iostream.h>
# include<conio.h>
Void main (void)
{
Int r, cube ;
Clrscr () ;
Cout<<”enter the value for integer”<<endl ;
Cin>>r;
Cube = r*r*r ;
Cout<<endl<<endl<<”cube”<<cube;
getch () ;
}

4. Progam No:4 (Area of Circle)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Float pi ,r ,area ;
Clrscr ();
Cout<<”enter the value for radius”<<endl ;
Cin>>r;
Area = Pi*(r*r) ;
cout<<end<<endl<<”area”<<area ;
getch () ;
}

5. Program No:5 (circumference of circle)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Float pi,r, circumference ;
Clrscr () ;
Pi = 3.14;
Cout<<”enter the value of radius”<<endl ;
Cin>>r ;
Circumference = 2*(pi)*(r);
Cout<<endl<<endl<<”circumference= ”<<circum…;
getch () ;
}

6. Program No:6 (Area of Triangle)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Float base, height ,triangle ;
Clrscr () ;
Count<< ”enter the value of base”<<endl;
Cin>>base;
Cout<< “enter the value of the height “<<endl;
Cin>>height;
Triangle = 0.5*(base*height);
Cout<<endl<<endl<<”triangle= ”<<triangle;
getch () ;
}

7. Program No:7 (Constant Number)
#include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Const int a= 20 ;
Int b=10, c ;
b=b+1;
c=a+b;
cout<<c;
getch () ;
}

8. Program No: 8 (For Loop)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int a ;
Cout <<”Enter any number, and will generate its table”<<endl;
Cin>>a;
Cout <<”upto which extent table must be generated “<<endl;
Cin>> = z;
Cout <<endl;
for ( int i=1 ; i<=z ; i++ )
cout <<a<< ”*” <<i<< ”=” << a*1 <<endl;
getch () ;
}

9. Program No: 9 ( Average )
# include<constream.h>
Void main (void)
Clrscr () ;
Const int n=5;
Int sum=o;
Int x[ n];
Cout<<”marks of five subjects ”;
Cout<<endl;
for (int i=o; i<n; i++)
{
Cin>>x[i];
}
Int average=sum/n;
Cout<<endl<<”average 15 ”;
Cout<<average;
getch();
}

10. Program No: 10 ( Factorial )
# include<constream.h>
Void main (void)
{
Clrscr () ;
int num , fact=1;
Cout<<”enter the number to calculate its factorial:”;
Cin>>num;
for (int i=1 ; i<=num ; i++)
fact += i ;
Cout<<num<<”!=”<<fact;
getch () ;
}

11. Program No: 11 ( Array )
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int x[10];
X[0]=2;
X[1]=3;
X[2]=4;
Cout<<x[0];
getch () ;
}

12. Program No: 12 (Introducton To While Loop)
# iunclude <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
int a ;
a=1;
While(a<10)
{
Cout<<a<<endl;
a++;
}
getch () ;
}
getch();
}

13. Program No: 13 (Making a sequence Using while loop)
# include <iostream.h>
# include <conio.h>
Void main (void)
Clrscr () ;
Long limit,next,last;
Limit = 1000;
Next=0;
Last=1;
While(last<limit)
{
Cout<<last<<” “endl;
Long sum = next+last;
Next = last;
Last = sum;
}
getch () ;
}

14. Program No: 14 ( Temperature conversion )
# include <iostream.h>
# include <conio.h>
Void main(void)
{
Clrscr();
Int choice;
Float ctemp,ftemp;
Cout<<”1.celsius to Fahrenheit”<<endl;
Cout<<”2.fahrenheit to Celsius”<<endl;
Cout<<”choose between 1&2:”<<endl;
Cin>>choice;
If(choice==1)
{
Cout<<”Enter the temperatre incelsius:”<<endl;
Cin>>ctemp;
Ftemp=(1.8*ctemp)+32;
Cout<< “temperatre in Fahrenheit=”<<ftemp<<endl;
}
Else
{
Cout<<”Enter the temperatre inFahrenheit : ”<<endl;
Cin>>ftemp;
C temp=(ftemp-32)*0.55;
Cout<<”temperature incelscius= “<<ctemp<<endl;
}
getch () ;
}

15. Program No: 15 ( Pre Increment )
# include <iostrem.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int a;
a=10;
a=a++;
cout<<a;
getch () ;
}

16. Program No : 16 ( Display cube series 1 to 10 )
# include < constream.h >
# include < iomanip.h >
Void main () ;
int a ;
for ( a=1 ; a<=10 ; a=a+1 )
{
Cout << set w (50)<<a;
int cube = a*a*a;
cout<<setw(6)<<cube<<endl; }
getch () ; }

17. Program No: 17 ( For Pattern )
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
for (int i = I ; i<=5 ; i++)
{
for (int j=1 ; j<=I ; j++)
{
Cout<< ”*” ;
}
Cout<<endl ;
}
getch () ;
}

18. Program No: 18 ( for loop repetition of Name)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int a;
a=1;
For (a=1 ; a<=10 ; a++)
Cout<<”zohaib”<<endl;
getch () ;
}

19. Program No: 19 ( Table of Two by for loop )
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int a;
a=1;
for (a=1 ; a<=10 ; a++)
cout<<2<< ”*” <<a<< ”=” << a*2 <<endl;
getch () ;
}

20. Program No : 20 ( Logical )
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int a = 10 , b = 25;
Cout <<”a>b is ”<< (a>b )<<endl;
Cout <<”a<b is “<<(a<b)<<endl;
Cout <<”a==b is ”<<(a==b)<<endl;
Cout <<”a>=b is ”<<(a>=b)<<endl;
Cout <<”a<=b is ”<<(a<=b)<<endl;
Cout <<”a!=b is ”<<(a!=b)<<endl;
getch () ;
}

21. Program No: 21 ( Post Increment)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr () ;
Int a;
a = 12;
cout <<a++<<endl;
cout <<++a;
getch () ;
}

22. Program No: 22 ( Do While )
# include <iostream.h>
# include <conio.h>
Void main ( void )
{
float dividend,divisor;
char ch;
do
{
Cout<<”Enter Dividend”<<endl;
Cin>>dividend;
Cout<<”Enter divisor”<<endl;
Cin>>divisor;
Cout<<”QUOTIENT IS = “<<dividend/divisor<<endl;
Cout<<”DO YOU WANT TO PERFORM ANOTHER (Y/N)?”;
Cin>>ch;
}
While (ch!=’n’);
getch () ;
}

23. Program No:23 (Conditional Operator )
# include <iostream.h>
# include <conio.h>
Void main (void)
{
int a,b,c;
clrscr () ;
cout<<”Enter value of a:” ;
cin >> a;
cout<<”Enter the value of b:”;
cin>>b;
c= a>b?a:b;
cout<<a<<”is greatest”;
getch ();
}

24. Program No: 24 ( Power Dissipation )
# include <iostream.h>
# include <conio.h>
Void main (void)
{ clrscr ();
Float V,I,R,P;
Cout<<”Enter the voltage across the resistor :”<<endl;
Cin>>V;
Cout<<”Enter the current through resistor :”<<endl;
Cin>>I;
R=V/I;
P=(I*I)*R;
Cout<<”The power dissipation is :”<<P<<”watts”<<endl;
If (P>100)
Cout<<”Alert! There is too much dissipation”;
getch();
}

25. Program No: 25 ( Addition of square,cube,fourth )
# include <iostream.h>
# include <conio.h>
int square;
int cube;
int fourth;
void main (void)
{
Clrscr();
int x,y,z,X1,Y1,Z1,fX;
cout<<”Enter the value of X”;
cin>>x;
cout<<”Enter the value of Y”;
cin>>y;
cout<<endl<<”Enter the value of Z”;
cin>>z;
X1= square;
Y1=cube;
Z1=fourth;
Cout<<”Result of f(x) is”<<fx;
getch();
}

26. Program No: 26 (Parametric Area)
# include <iostream.h>
# include <conio.h>
Void main (void)
{
Clrscr();
int L;
int W;
int A;
int P;
float T;
cout<<”length=”;
cin>>L;
cout<<”width=”;
cin>>w;
A=l*W;
Cout<<”Area=”<<A;
P=(2*l)+(2*W);
Cout<<”/n param=”<<P;
T=0.5*(L*W)’
Cout<<”/n Area Tri=”<<T;
getch();
}