When VC actually makes sense
Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36
，这一点在爱思助手下载最新版本中也有详细论述
Two years in, he gambled and switched to the Navy Academy at Annapolis, on Chesapeake Bay, in the hope of working with his beloved rockets.
This formula is satisfiable because if we set to b to true and a to false, then the whole formula is true. All other assignments make the formula false, but it doesn't change that the formula is satisfiable as long as there is at least one assignment makes the formula true.