以下是一个简单的
Java 计算器代码,可以进行加、减、乘、除运算:
javaimportjava.util.Scanner;public class Calculator {public static void main(String[] args) {Scanner input = new Scanner(System.in);System.out.print("Enter first number: ");double num1 = input.nextDouble();System.out.print("Enter second number: ");double num2 = input.nextDouble();System.out.print("Enter operator (+, -, *, /): ");char operator = input.next().charAt(0);double result;switch(operator) {case '+':result = num1 + num2;break;case '-':result = num1 - num2;break;case '*':result = num1 * num2;break;case '/':result = num1 / num2;break;default:java 基础计算代码 System.out.println("Invalid operator!");return;}System.out.println(num1 + " " + operator + " " + num2 + " = " + result);}}
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