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seen Nov 6 '13 at 16:12

Jul
11
revised Partition Problem, verifying solution in polynomial time
added 250 characters in body
Jul
11
asked Partition Problem, verifying solution in polynomial time
Jul
8
awarded  Supporter
Jun
27
awarded  Editor
Jun
27
awarded  Teacher
Jun
27
revised Problems with percentages
added 178 characters in body
Jun
27
answered Problems with percentages