Notes

//Purisima, James Patrick R.
//OBc
// Oct 1,2024

package Calculator;

import java.util.Scanner;

public class Scenario4 {

public static void main(String[] args) {

float a, b;
String operators;
Scanner s = new Scanner(System.in);

System.out.println("This program give accurate result among the 5 basic arithmetic operations. (Addtion, Subtraction, Multiplication, Division and Modulo)");
System.out.println("Feel free to use and Enjoy");
System.out.println("");


//operand1
System.out.print("Input the value of the First number:");
if (s.hasNextFloat()){
a = s.nextFloat();
}else{
System.out.print("Invalid input! Please check the value of the operand.");
s.close(); return; //done
}

//operand2
System.out.print("Input the value of the Second number:");

if (s.hasNextFloat()){
b = s.nextFloat();
}else{
System.out.print("Invalid input! Please check the value of the operand.");
s.close(); return; //done
}

System.out.print("Operation to be perform:");
char operator = s.next().charAt(0);

boolean isValid = true;
double result = 0;

switch (operator) {
case '+':
result = a + b;
break;
case '-':
result = a - b;
break;
case '*':
result = a * b;
break;
case '/':
result = a / b;
break;
case '%':
result = a % b;
break;
default:

System.out.println("Unrecognized operator. Only accept (+ or - or * or /)");
isValid = false;
break;
}
if(isValid) System.out.println(a + "" + b + "=" + result);
}

}