Easy difficulty hints, answers for Feb. 26 PipsNumber (3): Everything in this space must add up to 3. The answer is 3-1, placed horizontally.
This doesn't mean all maps must be brand new, just from the same batch/pre-calculation period.
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// 1. 创建桶（用链表数组模拟）
保安身边的扩音器循环广播安全提示。
SAT problem with 14 variables and 126 clauses