JAVA(OOP) 3rd Sem Practical 2
Practical 2
A-
/**
*
* @author uvpcecollege.blogspot.com
*/
import java.util.Scanner;
class prac1{
public static void main(String args[]){
Scanner sc=new Scanner(System.in);
System.out.println("Enter your name");
String name=sc.next();
System.out.print("HI,"+name+" .How are you?");
}
}
B-
/**
*
* @author uvpcecollege.blogspot.com
*/
public class prac2 {
public static void main(String args[])
{
sum s1=new sum();
s1.getdata(10,20);
}
}
class sum
{
void getdata(int x,int y)
{
int z=x+y;
System.out.println("The sum is "+z);
}
}
C-
/**
*
* @author JAYESH
*/
public class prac3 {
public static void main(String args[])
{
quad q=new quad();
q.getdata(1,2,1);
}
}
class quad
{
void getdata(int a,int b,int c)
{
double d1;
double d2;
double d=((b*b)-(4*a*c));
if(d>=0)
{
d=Math.sqrt(d);
d1 =(-b + d )/(2*a);
d2 = (-b - d) /(2*a);
System.out.println("Roots of quadratic equation are= "+d1+" & "+d2);
}
else
{
System.out.println("There are no real roots");
}
}
}
D-
/**
*
* @author uvpcecollege.blogspot.com
*/
import java.util.Scanner;
public class prac4 {
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
System.out.print("Enter Year=");
int a=sc.nextInt();
leap yr=new leap();
yr.getdata(a);
}
}
class leap
{
void getdata(int a)
{
if(a%4==0&&a%100!=0||a%400==0)
{
System.out.println(a+" is leap year");
}
else
{
System.out.println(a+" is not leap year");
}
}
}
E-
/**
*
* @author uvpcecollege.blogspot.com
*/
import java.util.Scanner;
public class prac5 {
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
System.out.print("Enter Any Number=");
int a=sc.nextInt();
fact g=new fact();
g.getdata(a);
}
}
class fact
{
void getdata(int n)
{
int i,f=1;
if(n==0)
{
System.out.println("Factorial is not possible");
}
else
{
for(i=1;i<=n;i++)
{
f=f*i;
}
System.out.println("Factorial of given Number= "+f);
}
}
}
F-
/**
*
* @author uvpcecollege.blogspot.com
*/
import java.util.Scanner;
public class prac6 {
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
System.out.print("Enter Any Number=");
int a=sc.nextInt();
fibonacci se=new fibonacci();
se.getdata(a);
}
}
class fibonacci
{
void getdata(int n)
{
int first=0,second=1;
System.out.print(first+" "+second);
for(int i=1;i<=n-2;i++)
{
int next=first+second;
System.out.print(" "+next);
first=second;
second=next;
}
}
}
G-
/**
*
* @author uvpcecollege.blogspot.com
*/
import java.util.Scanner;
public class prac7 {
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
System.out.print("Enter any Number=");
int a=sc.nextInt();
prime g =new prime();
g.getdata(a);
}
}
class prime
{
int x=0;
void getdata(int n)
{
for(int i=2;i<n;i++)
{
if(n%i==0)
{
x=1;
}
}
if(x==1)
{
System.out.println("Given Number is not PRIME");
}
else
{
System.out.println("Given Number is PRIME");
}
}
}
Comment If There is any error................
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