Originally Posted by volibolero
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Asia (part 1 - 1 segment, 0 stopovers)
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S. America (3 segments)
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N. America (6 segments)
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S. Africa (4 segments)
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Asia (part 2 - 3 segments and 2 stopovers)
etc...
The segment count is all wrong. A segment is one flight number, not what you have taken it to mean.
My suggestion is that you postpone your plans to purchase the ticket and study in depth the FAQ, because your itinerary will have to be totally redone and there's no way you can do that in 18 hours.