<img class="kfformula"src="data:image/png;base64,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"data-latex="{D}_{n}"/>中零的个数多于()时,<img class="kfformula"src="data:image/png;base64,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"data-latex="{D}_{n}=0"/>
中零的个数多于()时,
发布时间:2025-05-07 16:26:08