练习while True，break continue，if else

emp_num = 0
salary_sum = 0
salary_list = []

while True:
    salary = input("请输入员工薪资：").strip('')
    try:
        salary = float(salary)
        if salary > 0:
            emp_num += 1
            salary_list.append(salary)
            salary_sum += salary
        else:
            print("输入薪资必须大于0，请重新录入！")

    except ValueError as e:
        if salary.upper() == "Q":
            print("退出录入系统！")
            try:
                print("平均薪资是:", salary_sum / emp_num)
                print("录入员工数量是：", emp_num)
                print("薪资明细是：", salary_list)
                print("总发薪资是：", salary_sum)
                break
            except ZeroDivisionError as e:
                print("温馨提示：已退出录入系统，但您还未录入员工薪资！")
                break
        else:
            print("输入字符无效，请重新录入！")

👆代码