使用map和filter/reduce计算一个序列中出现的次数(python)我需要列出50种随机颜色的列表,然后计算每种颜色在该序列中出现的次数。我找到的唯一方法是如下所示: colours = [ "Red", "Blue", "Green", "Yellow", "Pur ...2024-10-01 已阅读: n次