Colors and finish
There is a special form for boolean formulas called "Conjunctive Normal Form" (CNF). A problem in this form consists of clauses connected with and operators, where each clause only contains variables connected with or operators. The variables can appear negated, but only variables can be directly negated, something like !(a && b) is not allowed. An example boolean formula in CNF form is:。Line官方版本下载对此有专业解读
Copyright © 1997-2026 by www.people.com.cn all rights reserved，这一点在同城约会中也有详细论述
Pre-allocate everything。safew官方下载对此有专业解读