Addition of two numbers

    

Method #1
class Addition{  
public static void main(String[] args){  
int a=10;  
int b=10;  
int c=a+b;  
System.out.println(c);  
}}  

       OUTPUT: 20

Method #2

Import java.util.*;
class Addition{  
public static void main(String[] args){  
Scanner scan= new Scanner (Syetem.in);
System.out.println("Enter 1st number:");
int a=scan.nextInt() ;
System.out.println("Enter 2nd number:");
int b=scan.nextInt();  
int c=a+b;  
System.out.println(c);  
}}  

Method #3
Import java.util.*;
class Addition{  
public static void main(String[] args){  
int a=10;
int b=10;  
 System.out.println(a+b);  
}}  



Method #4  (using methods)

class Addition

{

public static void main(String[] args)

 {

int m=12;

int n=10;

int p= Add(m,n);

System.out.println(p);

}

private static int Add(int a, int b) {

int Add=a+b;

return Add;

}

}

Method #5  (using methods and scanner class)

import java.util.*;
public class Addition {
private static Scanner sc;
public static void main(String[] args) {
sc = new Scanner(System.in);
System.out.println("Enter  1st number");
int m=sc.nextInt();
System.out.println("Enter  2nd number");
int n=sc.nextInt();
int p= Add(m,n);

System.out.println(p);


}
private static int Add(int a, int b) {
int Add=a+b;

return Add;

}


}