#input 语句
number = 20

user_number = input('请输入一个数字')
user_number = int(user_number)

if user_number > number:
    print('猜大了')
elif user_number < number:
    print('猜小了')
else:
    print('猜对了')

"""
    input():接收用户输入，返回字符串
"""