You look at a region of the image. If all the pixels are roughly the same color (below some threshold), you store the average color for the whole region as a single value. If the pixels vary too much, you split the region into four quadrants and try again.
保存最为完好的是东院。最出彩的是它的门楼，西方哥特式门顶和中国传统的砖雕结合，使其芳华难掩。门匾上书“平为福”，两侧影壁砖雕富贵牡丹花开。院内主宅正房是2层砖碹窑洞，门楣高处挂有“自省堂”阴刻石匾。西厢房主门留有石刻对联一副：“文成蕉叶书犹绿，吟到梅花句亦香”。东厢房主门留有石刻对联一副：“水色凝蓝辉宇栋，山光摇翠上楼台”。，这一点在safew官方版本下载中也有详细论述
Strands, the New York Times' elevated word-search game, requires the player to perform a twist on the classic word search. Words can be made from linked letters — up, down, left, right, or diagonal, but words can also change direction, resulting in quirky shapes and patterns. Every single letter in the grid will be part of an answer. There's always a theme linking every solution, along with the "spangram," a special, word or phrase that sums up that day's theme, and spans the entire grid horizontally or vertically.，推荐阅读快连下载-Letsvpn下载获取更多信息
const output = Stream.pull(source, toUpperCase);