def func():
    total = []
    while True:
        unit= input("请输入：")
        if unit == "q":
            break
        else:
            try:
                unit = int(unit)
            except:
                print("请重新输入一个整数")
            else:
                total.append(unit)
                count = 0
    return total
def sum(money):
    count = 0
    for i in money:
        count=count+i
print(a)