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hey everyone welcome back and letamp;#39;s write some more neat code today so today letamp;#39;s solve the problem construct string from binary tree before we get started i just want to mention if you havenamp;#39;t heard i recently launched neat code pro thereamp;#39;s a 25 off launch sale going on right now you can get lifetime access to all current and future courses just before i started recording this i just launched the first batch of lessons for the advanced algorithms course i hope to have that finished by the end of september and by the end of october we should have the system designs course released okay now back to constructing a string from a binary tree weamp;#39;re given the root of a binary tree and we want to construct a string consisting of parentheses and integers from the binary tree with the pre-order traversal way and then return it now this is kind of confusing and i think they definitely could have worded this problem better especially for an easy problem bu