//package javaapplication2;
import java.util.*;

public class calculator
{  //class calculator


public static int x;
public static int y;
public static int option;




public int addition(int x, int y)
{ // method addition
return x + y;
} // end method addition


public int subtraction(int x, int y)
{ // method subtraction
return x - y;
} // end method subtraction


public int multiplication(int x, int y)
{ // method multiplication
return x * y;
} // end method multiplication


public int division(int x, int y)
{ // method division
return  x/y;
} // end method division





public static void main(String[] args)
{ // main
System.out.println("What operation? ('+', '-', '*', '/')");
System.out.println(" Enter 1 for Addition");
System.out.println(" Enter 2 for Subtraction");
System.out.println(" Enter 3 for Multiplication");
System.out.println(" Enter 4 for Division");

Scanner input = new Scanner(System.in);
calculator obj = new calculator();

System.out.print(" Enter x= ");
x=input.nextInt();

System.out.print(" Enter y= ");
y=input.nextInt();


System.out.println(" Enter your option: ");
option = input.nextInt();
obj.calc(option,x,y);

}// end main

public void calc(int option, int x, int y)
{ // method calc

switch(option)
{ // switch

case(1):
System.out.println(addition(x, y));
// operands.next();
break;

case(2):
System.out.println(subtraction(x, y));
// operands.next();
break;

case(3):
System.out.println(multiplication(x, y));
// operands.next();
break;

case(4):
System.out.println(division(x, y));
// operands.next();
break;

} // end switch
} // end main


} // end class calculator