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InteractiveCalculator.Java
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29 lines (23 loc) · 918 Bytes
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import java.util.Scanner;
public class InteractiveCalculator {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("=== Calculadora Interativa ===");
System.out.print("Digite o primeiro número: ");
double a = scanner.nextDouble();
System.out.print("Digite o segundo número: ");
double b = scanner.nextDouble();
System.out.println("Escolha a operação (+, -, *, /): ");
char op = scanner.next().charAt(0);
double result;
switch (op) {
case '+': result = a + b; break;
case '-': result = a - b; break;
case '*': result = a * b; break;
case '/': result = (b != 0) ? a / b : Double.NaN; break;
default: result = Double.NaN;
}
System.out.println("Resultado: " + result);
scanner.close();
}
}