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2 Commits
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59442519f4 |
@@ -551,6 +551,7 @@
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"其中最常用的是算数运算符与逻辑运算符,位运算符在 集合 操作中经常使用。\n",
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"其中最常用的是算数运算符与逻辑运算符,位运算符在 集合 操作中经常使用。\n",
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"\n",
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"\n",
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"附:逻辑运算参照表\n",
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"附:逻辑运算参照表\n",
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"\n",
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"| X | Y | X and Y | X or Y | not X | not Y |\n",
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"| X | Y | X and Y | X or Y | not X | not Y |\n",
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"| ----- | ----- | ------- | ------ | ----- | ----- |\n",
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"| ----- | ----- | ------- | ------ | ----- | ----- |\n",
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"| True | True | True | True | False | False |\n",
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"| True | True | True | True | False | False |\n",
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