請問一排數據全部減1,但不想要負數該如何處理?
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感謝各位老師花心思教導
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My Blog
http://blog.xuite.net/a8350070 |
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學海無涯_不恥下問
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感謝各位老師花心思教導
|
|
|
|
|
|
My Blog
http://blog.xuite.net/a8350070 |
|
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|
學海無涯_不恥下問
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