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:
"We know that very well from later periods, but in this very formative period of history, it's not very well understood. So it's a really exciting opportunity."
。Line官方版本下载是该领域的重要参考
几何体：骨架，决定了形状（是方的、圆的，还是扭曲的）。
Жители Санкт-Петербурга устроили «крысогон»17:52