print("欢迎您来到某某的快递系统！")
zhongliang = int(input("请您输入重量(kg):"))
didian = input("请您输入地点编号(01.其他地方 02.东北三省/宁夏/青海/海南 03.新疆/西藏 04.港澳台/国外):")
###首重为3kg,01.其他地方 首重10元，续重5元/Kg。 02.东北三省/宁夏/青海/海南 首重12元，续重10元/Kg。 03.新疆/西藏 首重20元，续重20元/Kg。 04.港澳台/国外 暂不提供服务。####
p = 0
if zhongliang >= 3:
if didian == "01":
p = 10 + 5*(zhongliang-3)
elif didian == "02":
p = 12 + 10*(zhongliang-3)
elif didian == "03":
p = 20 + 20*(zhongliang-3)
elif didian == "04":
p = "error"
print("抱歉，请联系总公司010-99998888！")
else:
print("输入错误！")
elif zhongliang < 3 and zhongliang > 0:
if didian == "01":
p = 10
elif didian == "02":
p = 12
elif didian == "03":
p = 20
elif didian == "04":
p = "error"
print("抱歉，暂不提供服务！")
else:
print("输入错误！")
else:
print("输入错误！")
print("您好！此件快递需付款:",p,"元！\n谢谢！")
