1. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
Install Borland C++ 5.02 to your computer
First how to open the DOS(standard) to write a C++ program
File New Project… ok Target Name: Your name Platform DOS(Standard)ok
Double click on Your name or (proj0023.cpp[.cpp])

2. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
#include <iostream.h>
#include <conio.h>
int x,y;
main()
{
cout<<"X=";
cin>>x;
cout<<"Y=";
cin>>y;
if(x>y)
cout<<"X is Largest="<<x;
else
cout<<"Y is Largest="<<y;
getch();
}
X=4
Y=7
Y is Largest=7
#include <iostream.h>
#include <conio.h>
int a,b,c;
main()
{
cout<<"Please insert two numbers:n";
cin>>a>>b;
cout<<"a="<<a<<" b="<<b;
c=b;
b=a;
a=c;
cout<<"nYour Swap is:n";
cout<<"a="<<a<<" b="<<b;
getch();
}
Please insert two numbers:
3 4
a=3 b=4
Your Swap is:
a=4 b=3
Q1/Write a C++ programming to read two values then print out the largest?
Q2/Write a C++ program to swap the values of two variables say a,b?

3. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
#include <iostream.h>
#include <conio.h>
#include <math.h>
int x,y,e;
main()
{
cout<<"X=";
cin>>x;
if(x>0)
{
cout<<"E=";
cin>>e;
y=pow(e,x)+5;
cout<<"Y="<<y;
}
else
{
y=x+7;
cout<<"Y="<<y;
}
getch();
}
X=3
E=4
Y=69
X= -4
Y=3
Q3/Write C++ program to evaluate y depending on x value as in the following condition:
If x>0 then y=ex
+5;
If x<0 then y=x+7
Or

4. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
N=3
X=4
X=5
X=6
Sum=15
#include <iostream.h>
#include <conio.h>
int l,w,area;
main()
{
cout<<”L=”;
cin>>l;
cout<<”W=”;
cin>>w;
area=l*w;
cout<<"Area="<<area;
getch();
}
L=4
W=5
Area=20
Q4/Write a C++ program to compute the sum of a set of N values.
Q5/Write C++ program to calculate the area of rectangle from this formula a=l*w
#include <iostream.h>
#include <conio.h>
int i,n;
float x,sum;
main()
{
cout<<"N=";
cin>>n;
i=0;
sum=0.;
while (i<n)
{
i=i+1;
cout<<"X=";
cin>>x;
sum=sum+x;
}
cout<<"Sum="<<sum;
getch();
}

5. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
#include <iostream.h>
#include <conio.h>
int i,n;
float l,w,a;
main()
{
cout<<"N=";
cin>>n;
for(i=1;i<=n;i++)
{
cout<<"nL=";
cin>>l;
cout<<"W=";
cin>>w;
a=l*w;
cout<<"Area="<<a;
}
getch();
}
N=3
L=4.5
W=5
Area=22.5
L=5
W=6
Area=30
L=6
W=7
Area=20
Q6/ C++ program to calculate the area of rectangle from this formula a=l*w repeated for n
values of l and w.

6. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
#include <iostream.h>
#include <conio.h>
int i,n,sum;
main()
{
cout<<"N=";
cin>>n;
sum=0;
for(i=1;i<=n;i++)
{
sum=sum+i;
}
cout<<"Sum="<<sum;
getch();
}
N=12
Sum=78
#include <iostream.h>
#include <conio.h>
int i,n,sum;
main()
{
cout<<"N=";
cin>>n;
i=0;
sum=1;
while(i<n)
{
i=i+1;
sum=sum*i;
}
cout<<"Sum="<<sum;
getch();
} N=5
Sum=120
Q7/Write C++ program to find the value of sum from this formula sum=1+2+3+4+…n
Q8/ Write C++ program to find the value of sum from N! , N! = 1*2*3*4*…n
Try to use (if…else, for, while) for this question Q8/A and B

7. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
Q11/Write C++ program to read numbers till a negative numbers is entered and calculate
sum of a list of numbers read.

8. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
#include <iostream.h>
#include <conio.h>
#include <math.h>
int i,x,sum;
main()
{
for(i=1 ; i<=4 ; i++)
{
cout<<”nX=”;
cin>>x;
sum=pow(x,2);
cout<<"Sum="<<sum;
}
getch();
}
X=3
Sum=9
X=4
Sum=16
X=5
Sum=25
X=
Sum=36
Q12/Write C++ program to find the square numbers of a list of 4 numbers.

9. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
M=3
Y=4
Y=5
Y=7
K=16 E=5.33333
#include <iostream.h>
#include <conio.h>
int j,m;
float k,y,e;
main()
{
k=0.;
cout<<"m=";
cin>>m;
for(j=1 ; j<=m ; j++)
{
cout<<endl<<"Y=";
cin>>y;
k=k+y;
}
e=k/m;
cout<<"K="<<k<<"tE="<<e;
getch();
}
#include <iostream.h>
#include <conio.h>
int j,m;
float k,y,e;
main()
{
k=0.;
cout<<"m=";
cin>>m;
for(j=1 ; j<=m ; j++)
{
cout<<endl<<"Y=";
cin>>y;
k=k+y;
}
e=k/m;
cout<<"K="<<k<<"tE="<<e;
getch();
}
Q13/write a C++ program to produce this result:
M is a set
Y is the numbers of the set
K=K+Y
E=K/M
If we replace “for statement” to “while statement” we write:

10. PROGRAMMING C++
January 1,
2012
Dr.Selar by:ARAMCS
N=2
2 5
Z=2 Y=4
Z=5 Y=25
#include <iostream.h>
#include <conio.h>
#include <math.h>
int i,n;
float z,y;
main()
{
cout<<"N=";
cin>>n;
for(i=1 ; i<=n ; i++)
{
cin>>z;
y=pow(z,2);
cout<<"Z="<<z<<"tY="<<y<<endl;
}
getch();
}
Q14/write a c++ program to Display on the screen this table