Python3猜数字小游戏

#coding:utf-8
import random
import datetime
numbers=random.randint(1,10000)
times=0
start_time=datetime.datetime.now()
for i in range(10000):
    times = times + 1
    user_input=int(input("请输入数字:"))
    if user_input > numbers :
        print("输入的数值过大!请重新输入!")
    elif user_input == numbers :
        print("你猜中了！")
        print("你一共猜了",times,"次")
        end_time=datetime.datetime.now()
        print("一共花费时间",end_time-start_time)
        exit()
    elif user_input < numbers :
        print("输入的数值过小!请重新输入!")
exit()