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Mooncake is a Chinese bakery product traditionally eaten during the Mid-Autumn Festival. Many types of fillings and crusts can be found in traditional 阅读全文
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logisim是数电的一种可视化仿真工具 快捷键： alt+数字键 ：改变位宽 ctrl+d ：复制副本 按下数字键：改变引脚数目 实验一： 消除延迟与险象的方法： 1）增加缓冲器 2）修改与门 关于震荡 使用ctrl+i ，单步调试，检查震荡 探针：方便调试，在日志中记录探针，需设置标签 隧道：远 阅读全文
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Given a sequence of positive integers and another positive integer p. The sequence is said to be a perfect sequence if M≤m×p where M and m are the max 阅读全文
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Forbes magazine publishes every year its list of billionaires based on the annual ranking of the world's wealthiest people. Now you are supposed to si 阅读全文
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A long-distance telephone company charges its customers by the following rules: Making a long-distance call costs a certain amount per minute, dependi 阅读全文
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To evaluate the performance of our first year CS majored students, we consider their grades of three courses only: C - C Programming Language, M - Mat 阅读全文
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樱花草 初二音乐老师教的，超级好听，每天晚上都会听着入睡，听这首歌会让我思维很活跃，偶尔还会迸发出灵感 去年夏天 大一第一学期去南区参加ACM竞赛，路上听的这首歌，大一整个学年心情都很压抑，这首歌很治愈 阅读全文
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Given an integer with no more than 9 digits, you are supposed to read it in the traditional Chinese way. Output Fu first if it is negative. For exampl 阅读全文
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Scientific notation is the way that scientists easily handle very large numbers or very small numbers. The notation matches the regular expression [+- 阅读全文
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Sherlock Holmes received a note with some strange strings: Let's date! 3485djDkxh4hhGE 2984akDfkkkkggEdsb s&hgsfdk d&Hyscvnm. It took him only a minut 阅读全文