lingo @gin

中提到 @gin(x) 是一个整数条件判断函数，用于判断变量x是否为整数。它返回的结果是一个逻辑值，如果x是整数则为真，否则为假。所以在LINGO中，@gin(x)可以用来检查变量x是否为整数。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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