Array ( [0] => Array ( [title] => L16A [link] => https://www.youtube.com/embed/nX-kbINr0A4 ) [1] => Array ( [title] => L16B [link] => https://www.youtube.com/embed/s-2kPkv7bq4 ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第16講 Regular Solution