送交者: james_hussein_bond 于 2008-04-30, 11:11:50:

回答: everything must be in A or B or C. 由 Enlighten 于 2008-04-30, 11:08:03:

• !A&!B&!C=null,empty, zip, zero, nada... (无内容) - Enlighten (0 bytes) 2008-04-30, 11:15:26 (222522)
  • Do you mean to remove !A, !B, !(A|B)? But what about !(A&B)? - james_hussein_bond (55 bytes) 2008-04-30, 11:29:20 (222529)

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