sciencenews.org
I learned that for 4-SAT, if clause to variable ratio is more than 10, the generated problems become difficult to solve, and the likelihood of formula to be SAT or UNSAT is close to 50%. So I generated 3 types of formulas:
，更多细节参见夫子
Personal finance
推进中国式现代化，短板在农业农村，潜力也在农业农村。
Трамп высказался о непростом решении по Ирану09:14