YOU SAID:

sleeping on the floor is bad for you

INTO JAPANESE

床で寝るのは君に悪い

BACK INTO ENGLISH

It's wrong of you to sleep on the floor.

INTO JAPANESE

床で寝るのは君の悪い。

BACK INTO ENGLISH

It is your fault to sleep on the floor.

INTO JAPANESE

床で寝るのは君のせいだ。

BACK INTO ENGLISH

It's your fault to sleep on the floor.

INTO JAPANESE

床で寝るのは君のせいだ。

BACK INTO ENGLISH

It's your fault to sleep on the floor.