☕ Java Calculator Java Code By: JohnPaul Barrios or me

[WorkIsDone]

package Paul;
import java.util.Scanner;
public class Paul {


static void Calcu(){
System.out.println("WELCOME TO MY CALCULATOR BY: JohnPaul");

Scanner input = new Scanner(System.in);
int ans = 0;

System.out.println(" 1.Addition 2.Subtraction 3.Multiplication 4.Division ");

String operator = input.next();

System.out.println("First number");
int Firstnumber = input.nextInt();

System.out.println("Second number");
int Secondnumber = input.nextInt();

switch(operator){

case "1":
ans = Firstnumber + Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "+" :
ans = Firstnumber + Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "2":

ans = Firstnumber - Secondnumber;
System.out.println(" Answer is: " + ans);
break;


case "-" :

ans = Firstnumber - Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "3":

ans = Firstnumber * Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "*" :

ans = Firstnumber * Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "4" :

ans = Firstnumber / Secondnumber;
System.out.println("Answer is:" + ans);

break;

case "/" :

ans = Firstnumber / Secondnumber;
System.out.println("Answer is:" + ans);

break;


default :

System.out.println(" SORRY YOUR CODE IS WRONG PLEASE TRY AGAIN!! ");

Calcu();

}

Options();

}

@SuppressWarnings("fallthrough")
static void Options(){

Scanner men = new Scanner(System.in);

System.out.println("1.New data \n2.Exit");

int opti = men.nextInt();

switch(opti){

case 1 :
Calcu();
case 2 :
System.exit(0);

default :
System.out.println(" SYSTEM ERROR! PLEASE TRY AGAIN! ");
Options();
}
}

public static void main(String[] args) {
Calcu();
}
}




Kayo na bahala mag change ng files name siguro alam nyo nayan GoodLuck

 

[fuzzywubby]

Mas maganda paps kung lalagay mo sya dito

then specify mo kung anong language ginamit para mas maayos tingnan.
Yun lang.

Thank you sa source code

 

[fuzzywubby]

Tulad neto paps
[CODE lang="java" title="Calculator"]package Paul;
import java.util.Scanner;
public class Paul {


static void Calcu(){
System.out.println("WELCOME TO MY CALCULATOR BY: JohnPaul");

Scanner input = new Scanner(System.in);
int ans = 0;

System.out.println(" 1.Addition 2.Subtraction 3.Multiplication 4.Division ");

String operator = input.next();

System.out.println("First number");
int Firstnumber = input.nextInt();

System.out.println("Second number");
int Secondnumber = input.nextInt();

switch(operator){

case "1":
ans = Firstnumber + Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "+" :
ans = Firstnumber + Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "2":

ans = Firstnumber - Secondnumber;
System.out.println(" Answer is: " + ans);
break;


case "-" :

ans = Firstnumber - Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "3":

ans = Firstnumber * Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "*" :

ans = Firstnumber * Secondnumber;
System.out.println(" Answer is: " + ans);
break;

case "4" :

ans = Firstnumber / Secondnumber;
System.out.println("Answer is:" + ans);

break;

case "/" :

ans = Firstnumber / Secondnumber;
System.out.println("Answer is:" + ans);

break;


default :

System.out.println(" SORRY YOUR CODE IS WRONG PLEASE TRY AGAIN!! ");

Calcu();

}

Options();

}

@SuppressWarnings("fallthrough")
static void Options(){

Scanner men = new Scanner(System.in);

System.out.println("1.New data \n2.Exit");

int opti = men.nextInt();

switch(opti){

case 1 :
Calcu();
case 2 :
System.exit(0);

default :
System.out.println(" SYSTEM ERROR! PLEASE TRY AGAIN! ");
Options();
}
}

public static void main(String[] args) {
Calcu();
}
}[/CODE]