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55 lines (40 loc) · 1.38 KB
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package Calculator.v2_oop;
import java.util.Scanner;
public class Main {
public static void main (String[] args){
Scanner scanner = new Scanner(System.in);
Addition addition = new Addition();
Subtraction subtraction = new Subtraction();
Square square = new Square();
Division division = new Division();
Multiplication multiplication = new Multiplication();
double num1;
double num2;
char operator;
System.out.print("Enter the first number: ");
num1 = scanner.nextDouble();
System.out.print("Choose any operator (+, -, *, /, ^): ");
operator = scanner.next().charAt(0);
System.out.print("Enter the second number: ");
num2 = scanner.nextDouble();
if(operator == '+'){
System.out.println(addition.add(num1 , num2));
}
else if (operator == '-'){
System.out.println(subtraction.sub(num1 , num2));
}
else if (operator == '^'){
System.out.println(square.sqr(num1 , num2));
}
else if (operator == '/'){
System.out.println(division.div(num1 , num2));
}
else if (operator == '*'){
System.out.println(multiplication.mul(num1 , num2));
}
else{
System.out.println("Invalid Operator.");
}
scanner.close();
}
}