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【每日一题】736. Lisp 语法解析
2022-07-08 00:50:00 【爱写Bug的王六六】
参考题解:【宫水三叶】DFS 模拟题
设计函数 int dfs(int l, int r, Map<String, Integer> map)
函数,代表计算 s[l...r]
的结果,答案为 dfs(0,n-1,map)
,其中 n 为字符串的长度。
getRight 函数作用,其实就是从 left 出发,找到合法的「子表达式」或「值」为止。
(let x 2 (mult x (let x 3 y 4 (add x y))))
a b
传入 a 返回 b,代表 [a
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