Algorithm · Voleon · Hard
You are given a binary string s, where every character is either '0' or '1'. A string is called good if it can be produced using these rules: The string "0" is good. If x and y are good strings, then "1" + x + y is also good. No other strings are good. Return true if s is good, and false otherwise. Example 1: Explanation: This string can be generated as "1" + "0" + "10100", where "0" and "10100" are good strings. Example 2: Explanation: The first character forces a…
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