Answer to Question #316145 in Python for Preema

Question #316145






Find latitude and longitude of utmost 20 countries, ordered by population, with a population greater or equal to the population limit given below and have atleast one currency exclusively for themselves. (countries like Madagascar, Sri Lanka but not India, USA). Use the country details from this dataset.






Your task is to find the sum of the length of all lines (in kms) that can be drawn between co-ordinates of these countries.






Assume radius of earth: 6371 km






Round length of each line and final result to 2 decimal points






If co-ordinates are missing for any country use 0.000 N 0.000 E







Population limit: 84497






Note: Population limit will change at random intervals. So please make sure answer is computed for the correct population limit before submitting.

1
Expert's answer
2022-03-23T13:45:38-0400
df = pd.read_csv('country.json')
df[df['population] > 84497]['lat', 'lon'][:20]

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