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Problem Description Ignatius is building an Online Judge, now he has worked out all the problems except the Judge System. The system has to r... 阅读全文
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Problem Description In most languages, text is written from left to right. However, there are other languages where text is read and written ... 阅读全文
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Problem Description Ignatius likes to write words in reverse way. Given a single line of text which is written by Ignatius, you should revers... 阅读全文
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Problem Description Password security is a tricky thing. Users prefer simple passwords that are easy to remember (like buddy), but such passw... 阅读全文
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Problem Description You will be given a string which only contains ‘1’; You can merge two adjacent ‘1’ to be ‘2’, or leave the ‘1’ there. Sur... 阅读全文
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前言接着前面的HTML—网络编程1)来学习吧~~~色彩的表示在计算机显示器中,使用红(red)、绿(green)、蓝(blue)3种颜色来构成各种各样的颜色。颜色的种类有16,256及65536等多种。我们把这三种颜色人0到255分别编号,再表示为16进制的数,则红色(rr)就从0... 阅读全文
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前 言HTML需要和CSS还有JS一起用,才能提现强大。 所以,学了HTML。最好去学学CSS还有JS(JavaScript)☆静态页面和动态页面网站页面分为静态页面和动态页面两种 • 静态页面:有一个html页面文件保存在服务器上,浏览器要这个页面的时候服务器就把这个页面文件发给... 阅读全文
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Problem Description There are many students in PHT School. One day, the headmaster whose name is PigHeader wanted all students stand in a lin... 阅读全文
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Problem Description A Fibonacci sequence is calculated by adding the previous two members the sequence, with the first two members being both... 阅读全文
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Problem Description The “Harry Potter and the Goblet of Fire” will be on show in the next few days. As a crazy fan of Harry Potter, you will ... 阅读全文