//faizan khan blog calculator in java. credit codewithharry
import java.util.Scanner;
class Calculator
{
public static void main(String arg[])
{
float num1 , num2;
System.out.print("Enter the fist number: ");
Scanner scan = new Scanner(System.in);
num1 = scan.nextFloat();
System.out.print("Enter the fist number: ");
num2 = scan.nextFloat();
System.out.println("you have entered ");
System.out.println(num1);
System.out.println("and ");
System.out.println(num2);
System.out.println("Enter 1 for addition , 2 for substraction , 3 for times, and 4 for division, 5 for modulous ");
int input = scan.nextInt();
switch (input)
{
case 1:
System.out.println("add num1 and num2");
System.out.println("the result is:");
System.out.println(num1 + num2);
break;
case 2:
System.out.println("substract num1 and num2");
System.out.println("the result is:");
System.out.println(num1 - num2);
break;
case 3:
System.out.println("multiply num1 and num2");
System.out.println("the result is:");
System.out.println(num1 * num2);
break;
case 4:
System.out.println("divide num1 and num2");
System.out.println("the result is:");
System.out.println(num1 / num2);
break;
case 5:
System.out.println("modulous num1 and num2");
System.out.println("the result is:");
System.out.println(num1 % num2);
break;
default:
System.out.print("invalid input");
}
}
}
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