Thursday, May 16, 2013

Programs for C++ Final Exam.


Here are some programs given by Sir in the class and important for the Exam.

01.  Even and Odd finding program:
#include <iostream.h>

int main ()
{
for(int i=0; i<=100; i++)
{
if(i%2==0)
cout<<i<<" is even"<<endl;
else
cout<<i<<" is odd"<<endl;
}
return 0;
}

02.  Program for finding Factorial:
#include<iostream.h>

int main()
{
    int i=1, f=1, num;

    cout<<"Enter a number: ";
    cin>>num;

    while(i<=num)
        {
            f=f*i;
            i++;
        }

    cout<<endl<<"Factorial of "<<num<<" is: "<<f<<endl<<endl;
    return 0;
}

03.  Prime finding program:
#include<iostream.h>

void prime(int i)
{
for(int j=2; j<i; j++)
{
if(i%j==0)
break;
else if(i==j+1)
cout<<i<<endl;
}
}
void main()
{
for(int i=0; i<=100; i++)
{
prime(i);
}
}

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