https://gongquiz.com/main/pages/search.php?q=%EA%B2%BD%EC%B0%B0%EA%B3%B5%EB%AC%B4%EC%9B%90%28%EC%88%9C%EA%B2%BD%29+%EC%88%98%ED%95%99
https://gongquiz.com/main/pages/%EC%84%B8+%EC%8B%A4%EC%88%98+%EA%B0%80+x%2C+%2Cy%2C+z%EA%B0%80+x%2By%2Bz%3D4%2C+xy%2Byz%2Bzx%3D-14%2C+xyz%3D-12%EB%A5%BC+%EB%A7%8C.quiz?mode=study&quizNo=971596&historyNo=reset&q=%EA%B2%BD%EC%B0%B0%EA%B3%B5%EB%AC%B4%EC%9B%90%28%EC%88%9C%EA%B2%BD%29+%EC%88%98%ED%95%99
[]
[971596,971597,971598,971599,971600,971601,971602,971603,971604,971605]
{"971596":[1,2,3,4],"971597":[1,2,3,4],"971598":[1,2,3,4],"971599":[1,2,3,4],"971600":[1,2,3,4],"971601":[1,2,3,4],"971602":[1,2,3,4],"971603":[1,2,3,4],"971604":[1,2,3,4],"971605":[1,2,3,4]}
study
121504230