Translation of "Selective" in Korean

So, Stuyvesant, New York City's most selective public school,

스타이버선트는 뉴욕시에서 입학이 가장 까다로운 공립학교인데

It was a selective middle school that I had to test to get into.

입학시험이 있는 선발제 중학교에 다녔거든요