Leetcode Problem 1807. Evaluate the Bracket Pairs of a String

1807. Evaluate the Bracket Pairs of a String

Leetcode Solutions

Initialize an empty HashMap to store key-value pairs from the knowledge array.
Iterate over the knowledge array and populate the HashMap with the key-value pairs.
Initialize an empty string result to build the final evaluated string.
Iterate over the string s character by character.
If the current character is not an opening bracket, append it to result.
If the current character is an opening bracket, find the corresponding closing bracket to extract the key.
Look up the key in the HashMap.
If the key is found, append the corresponding value to result.
If the key is not found, append a question mark to result.
Continue the iteration until the end of the string s.
Return the result string.

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