Cam k?t c?p nh?t k?t qu? x? s? nhanh chóng nh?t t?i anh em. Chúc anh em may m?n!  H?i ngh? l?n th? nh?t n?m 2022 c?a ??ng b? công ty TNHH MTV X? s? ki?n thi?t Kon Tum Douglas Hofstadter, in the July 1982 difficulty of Scientific American, pointed out that Cubes might b