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02:08, 21 May 2014 (diff | hist) . . (+486)‎ . . 99 questions/Solutions/63 ‎ (Added another solution for the predicate, checking for complete balanced binary tree.)
17:15, 3 May 2014 (diff | hist) . . (+63)‎ . . m 99 questions/Solutions/56 ‎ (Remove special case from 'symmetric')
12:03, 26 October 2013 (diff | hist) . . (+314)‎ . . 99 questions/Solutions/26 ‎ (Added another short solution just using the Prelude.)

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