﹙2/3﹚³÷2/3³-﹙﹣3﹚²-﹙﹣3²﹚(>^ω^

问题描述:

﹙2/3﹚³÷2/3³-﹙﹣3﹚²-﹙﹣3²﹚
(>^ω^