YOU SAID:

If I get 300 likes Then its confirmed that cats are stupid

INTO JAPANESE

私が300好きを得たらそれからそれは猫が馬鹿であることを確認した

BACK INTO ENGLISH

Then I confirmed that the cat was a fool if I got 300 likes

INTO JAPANESE

それから私は私が300人のいいねを得たならば猫はばかだと確認した

BACK INTO ENGLISH

Then I confirmed that the cat was an idiot if I got 300 likes

INTO JAPANESE

それから私は私が300好きになった場合、猫はばかだった

BACK INTO ENGLISH

Then the cat was an idiot when I got to like 300

INTO JAPANESE

それから私は300を好きになったときに猫はばかだった

BACK INTO ENGLISH

Then the cat was an idiot when I got to like 300