//File:	Arithmetic.java
public class Arithmetic
{
	public 		int add (int a, int b)
	{
		int c=a + b;	
		return c;
		//equivalent to:  return a+b;
	}
	
	public static int subtract (int a, int b)
	{
		return a - b;
	}
	
	public static int multiply (int a, int b)
	{
		return a * b;
	}
	
	public static int divide (int a, int b)
	{
		return a / b;
	}
}