a=6

b = int(input('输入一个数 '))

m=a/b

print('商是:', m)

except:

print('输入错误！ ')

else:

print('正确！ ')

finally:

print('程序结束！ ')

下面说法正确的是？()

with open('mistakes.txt', "w") as f:

words =['believe','memorize']

f.write('\n'.join(words))

score = 85

if score >= 90:

print("优秀")

elif score >= 80:

print("良好")

elif score >= 60:

print("及格")

else:

print("不及格")

with open("example.txt", "a") as file:

file.write("I see you.")