정청래 “‘대북송금’ 조작 검사들 감방 보내겠다…檢 날강도짓”
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:
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} with Inject[Logger] {