从堆栈弹出两个操作数。如果它们相等，则将1压入堆栈，否则压入0。
New Moon - The Moon is between Earth and the sun, so the side we see is dark (in other words, it's invisible to the eye).
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2026年03月11日 11:14:05，这一点在Line下载中也有详细论述
Day 2: As much concept as possible