In general, great university with qualified staff and professors.
Pros:
– scholarship
– opportunity to extend study for free
– international community
– variety of research projects. Opportunity to be published even in undergraduate studies
– most courses are taught with high quality
– job opportunities in Korea
– low dormitory costs
Cons:
– Korean community not always welcoming for international students
– relative grading for most of the courses
– high study load and stress level
– high concentration of people on CS major but very low on others