# -*- coding: utf-8 -*-
"""
Created on Mon Sep 21 09:14:31 2020

@author: miahsu
04.購票優惠
if作業
"""
ticket=380
people=int(input("請輸入看電影人數:"))
#依人數判斷票價
if people>=8:
    total=people*ticket*0.8
elif people>=6:
    total=people*ticket*0.9
elif people>=4:
    total=people*ticket*0.95
else:
    total=people*ticket


#輸出金額
print("應收金額為:",total)