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题目:如图1,用6种不同的颜色给图中的4个格子涂色,每个格子涂一种颜色,要求相邻的两个格子颜色不同,且两端的格子的颜色也不同,则不同的涂色方法共有
Topic: As shown in Figure 1, the four grids in the figure are painted in 6 different colors. Each grid is painted in one color. The two adjacent grids are required to be of different colors, and the colors of the grids at both ends are also different. Different coloring methods are common