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[ Javascript ] - 20140519-题目1
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// 此两个题目由杭州-轨道友情提供 | |
有1、2、3、4个数字,能组成多少个互不相同且无重复数字的三位数?都是多少? | |
回答时注意加上下面这句话,才会有语法高亮或格式缩进。 | |
```javascript |
yanhaijing
commented
Jun 29, 2016
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