10 lines
441 B
Python
10 lines
441 B
Python
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from math import radians, sin, cos, acos
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print("Input coordinates of two points:")
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slat = radians(float(input("Starting latitude: ")))
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slon = radians(float(input("Ending longitude: ")))
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elat = radians(float(input("Starting latitude: ")))
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elon = radians(float(input("Ending longitude: ")))
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dist = 6371.01 * acos(sin(slat)*sin(elat) + cos(slat)*cos(elat)*cos(slon - elon))
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print("The distance is %.2fkm." % dist)
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