"Lectures on Computer Science as Liberal Arts: Essential Knowledge of the Digital World You Should Know Now" Hiroshi Sakon, Brian Kernighan, Ken Sakamura Price: ¥2860 (tax included) The cover has some stains. There are about 3 places with markings or writing. Otherwise, it is in good condition, with no stains or folds inside. Please purchase if you understand the above. Please refrain from purchasing if you are looking for perfection or are very sensitive. ◎Please read the profile. #HiroshiSakon #Hiroshi_Sakon #BrianKernighan #KenSakamura #Ken_Sakamura #book #computer/computer"