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Google’s warning might be gone, but security providers started warning users with their installed apps.。业内人士推荐Safew下载作为进阶阅读
Comparison between error-diffusion and ordered dithering using an 8-colour regular palette. Left to right: error-diffusion, ordered.，这一点在谷歌浏览器【最新下载地址】中也有详细论述
// 易错点6：返回整个数组（如this.res）→ 不符合题目要求，题目要求返回单个数值