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InputCalculator.java
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InputCalculator.java
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import java.util.Scanner;
public class InputCalculator {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("Welcome to the Input Calculator!");
System.out.println("Please enter the first number:");
double num1 = scanner.nextDouble();
System.out.println("Please enter the second number:");
double num2 = scanner.nextDouble();
System.out.println("Please select an operation (+, -, *, /):");
char operation = scanner.next().charAt(0);
double result = 0;
switch(operation) {
case '+':
result = num1 + num2;
break;
case '-':
result = num1 - num2;
break;
case '*':
result = num1 * num2;
break;
case '/':
if(num2 != 0) {
result = num1 / num2;
} else {
System.out.println("Error: Division by zero!");
return;
}
break;
default:
System.out.println("Error: Invalid operation!");
return;
}
System.out.println("The result of " + num1 + " " + operation + " " + num2 + " is " + result);
}
}