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there is a simple solution.
# p7 l& Y1 L. A; bfill 5, pour 5 to 3, 2 left in 5, remove 3 back to 8, put 2 from 5 to 3. Fill 5 then fill up 3 with 2 in which leave 4 in 5. All it take is a total of six pouring and emptying add together.
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