PayPal interview question
Input: A string like {"a":"1", "b":"2","a":"foo"} Output: A JSON string: {"a":["1","foo"], "b":"2"}
Interview Answer
Anonymous
Nov 5, 2017
use HashTable> outputJson to store the result. Store the input json in HashTable. If the value exists in outputJson, then append this value to linklist in existing json. else create a new link list and add it to output json
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