The solution to today's Connections: Sports Edition #521 is...
+sleep_max: float
，这一点在Line官方版本下载中也有详细论述
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.
"totalAmount": "120.00"
Ken Murphy, Tesco's chief executive, told PA Media: "We are committed to giving our customers the best value and service every time they shop with Tesco."