"This creates fear and fear creates hostility and that's when you get these really dark pockets of the internet where people feel afraid and unworthy."
Has justifiable claim of good space & time complexity for queries (2 points)，详情可参考新收录的资料
\[l_i(x)=\frac{l'_i(x)}{l'_i(x_i)}=\prod_{\substack{0\leq j \leq n \\ j \neq i}}\frac{x-x_j}{x_i-x_j}\]，这一点在新收录的资料中也有详细论述
体育館の「キュキュッ」という音の正体が科学的に解明される、実は音だけなく極小の雷も発生していた