bucketArr[j] = curr-val;
The Towerborne Backend
，这一点在im钱包官方下载中也有详细论述
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:
h->ref = 0;