···

       
123
       
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* Input value ranges are as follows:

     

       
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    * Station name: non null UTF-8 string of min length 1 character and max length 100 characters

     

       
125
       
125
       
 
       
    * Temperature value: non null double between -99.9 (inclusive) and 99.9 (inclusive), always with one fractional digit

     

       
126
       
126
       
+
       
* There is a maximum of 10,000 unique station names

     

       
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* Implementations must not rely on specifics of a given data set, e.g. any valid station name as per the constraints above and any data distribution (number of measurements per station) must be supported

     

       
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## Entering the Challenge