1가지 과목을 없앨 수 있다면 무슨 과목을 없애겠는가?

수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학수학