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以下仅为个人使用余额宝后所体验而感到的不足: 一、升级后用户界面的变化。 原本刚刚推出余额宝的时候,支付宝APP进去后是有三个卡片窗口的。一片的支付宝,另外一片余额宝,大三片是转账、手机充值等应用。 升级之后,便变成如上图所示的UI了。 个人认为,把余额宝和转账、手机充值等放在一个小窗口,用户体验... 阅读全文
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PAT Ranking (排名)Programming Ability Test (PAT) is organized by the College of Computer Science and Technology of Zhejiang University. Each test is sup... 阅读全文
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A number that will be the same when it is written forwards or backwards is known as a Palindromic Number. For example, 1234321 is a palindromic number... 阅读全文
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Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 2469135... 阅读全文