那问题实际是在第四行，应该用浮点除法，结果多打了一个右斜杠，弄成了地板除法，才导致的错误。

The problem is in line 4, which uses floor division instead of floating-point division.

youdao

那问题实际是在第四行，应该用浮点除法，结果多打了一个右斜杠，弄成了地板除法，才导致的错误。

The problem is in line 4, which uses floor division instead of floating-point division.

youdao