java programs to help simplify complex codes

1. JAVA
LAB 1
1:
CODE:-
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
int n1,n2;
Scanner op=new Scanner(System.in);
System.out.println("Enter No:");
n1 = op.nextInt();
n2 = op.nextInt();
System.out.println(" Sum of two no:"+(n1+n2));
}
}

2. OUTPUT:-
3:
CODE:
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
int l,u;
Scanner op=new Scanner(System.in);
System.out.println("Enter lower limit and upper
limit :");
l = op.nextInt();
u = op.nextInt();
System.out.println("No. in increasing order:");
for(int i=l+1;i<=u-1;i++)
{
System.out.printf("%d ",i);

3. }
}
}
OUTPUT:-
CODE 4:
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
Scanner op=new Scanner(System.in);
int n1,n2,n3,lar=0;
System.out.println("Enter three numbers:");
n1 = op.nextInt();
n2 = op.nextInt();
n3 = op.nextInt();
if((n1<=100)&&(n2<=100)&&(n3<=100))

4. {
lar = (n1>n2)?((n1>n2)?n1:n3):((n2>n3)?n2:n3);
System.out.println("Largest of three
numbers:"+lar);
}
else
System.out.println("Invalid input");
}
}
OUTPUT:-
CODE 5:-
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
Scanner op=new Scanner(System.in);

5. int n,temp = 0;
System.out.println("Enter number:");
n = op.nextInt();
if(n<=100)
{
for(int i=n-1;i>=2;i--)
{
if(n%i==0)
{
System.out.println("Not Prime");
temp = -1;
break;
}
if(i==2)
{
if(temp==0)
System.out.println("Prime");
else
System.out.println("Not Prime");

6. }
}
}
else
System.out.println(" Invalid input ");
}
}
OUTPUT:-
CODE 6:-
import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
Scanner op=new Scanner(System.in);

7. int n1 = 0,n2 = 1,n3=0;
System.out.println("Fibonacci series upto 10
terms: ");
for(int i=1;i<=10;i++)
{
n3 = n1+n2;
System.out.print(" "+n3);
n1=n2;
n2=n3;
}
}
}
OUTPUT:-