3.基础计算机

name = input("请输入你的名字: ")print("hello," + name)age = input("请输入你的年纪: ")print("hello," + name + "你今年" + age + "岁")print("-----------------------------")number1 = input("请输入第一个数字: ")number2 = input("请输入第二个数字: ")#int 字串转换成整数的数值#print(int(number1) + int(number2))#float 字串转换成有小数点的数值print(float(number1) + float(number2))