import random
import time
cnt = 0
num = random.randint(1,100)
print('我猜好数了')
while True:
try:
a = int(input('请输入你猜的数字：'))
except:
print('请输入一个数字！')
a = int(input('最后一次机会。输入一个数字！'))
if a > num:
print('思考中',end = '')
for i in range(5):
print('.',end = '')
time.sleep(0.4)
print()
print('大了')
cnt += 1
elif a < num:
print('思考中',end = '')
for i in range(5):
print('.',end = '')
time.sleep(0.4)
print()
print('小了')
cnt += 1
else:
print('恭喜你，你猜对了')
cnt += 1
break
print(f'你猜了{cnt}次')
