https://gongquiz.com/main/pages/search.php?q=9%EA%B8%89+%EC%A7%80%EB%B0%A9%EC%A7%81+%EA%B3%B5%EB%AC%B4%EC%9B%90+%EA%B8%B0%EA%B3%84%EC%9D%BC%EB%B0%98
https://gongquiz.com/main/pages/%EC%B2%B4%EA%B2%B0%EB%90%9C+%EB%82%98%EC%82%AC%EA%B0%80+%EC%8A%A4%EC%8A%A4%EB%A1%9C+%ED%92%80%EB%A6%AC%EC%A7%80+%EC%95%8A%EC%9D%84+%EC%A1%B0%EA%B1%B4%28self-locking+condition%29%EC%9C%BC%EB%A1%9C+%EC%98%B3%EC%9D%80.quiz?mode=practice&quizNo=859644&historyNo=reset&p=2&q=9%EA%B8%89+%EC%A7%80%EB%B0%A9%EC%A7%81+%EA%B3%B5%EB%AC%B4%EC%9B%90+%EA%B8%B0%EA%B3%84%EC%9D%BC%EB%B0%98
[]
[859644,859645,859646,859647,859648,859649,859650,859651,859652,859653]
{"859644":[1,2,3,4],"859645":[1,2,3,4],"859646":[1,2,3,4],"859647":[1,2,3,4],"859648":[1,2,3,4],"859649":[1,2,3,4],"859650":[1,2,3,4],"859651":[1,2,3,4],"859652":[1,2,3,4],"859653":[1,2,3,4]}
practice
126973131