# 要不要买票

tickets = input("你有几张票呀")
tickets = int(tickets)
# 判断运算符 >  <  ==   >=  <=  !=
# 如果
if tickets >= 1:
    print("请进站")
    boom = input("你有几个炸弹呀")
    boom = int(boom)
    if boom >0:
        print("别跑，关门，放警犬")
    else:
        print("开开心心等高铁大哥")

elif tickets < 0:
    print("想得美，自己买票去")
else:
    print("请出门买票去")