78750
This , combined with the fact that Shellsort is in-place , only needs a relatively small amount of code , and does not require use of the call stack , makes it is useful in situations where memory is at a premium , such as in embedded systems and operating system kernels .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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