摘要:
本题要求你写个程序把给定的符号打印成沙漏的形状。例如给定17个“*”,要求按下列格式打印 所谓“沙漏形状”,是指每行输出奇数个符号;各行符号中心对齐;相邻两行符号数差2;符号数先从大到小顺序递减到1,再从小到大顺序递增;首尾符号数相等。 给定任意N个符号,不一定能正好组成一个沙漏。要求打印出的沙漏能 阅读全文
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美国总统奥巴马不仅呼吁所有人都学习编程,甚至以身作则编写代码,成为美国历史上首位编写计算机代码的总统。2014年底,为庆祝“计算机科学教育周”正式启动,奥巴马编写了很简单的计算机代码:在屏幕上画一个正方形。现在你也跟他一起画吧! 输入格式: 输入在一行中给出正方形边长N(3<=N<=20)和组成正方 阅读全文
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This time you are asked to tell the difference between the lowest grade of all the male students and the highest grade of all the female students. Inp 阅读全文
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At the beginning of every day, the first person who signs in the computer room will unlock the door, and the last one who signs out will lock the door 阅读全文
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With the 2010 FIFA World Cup running, football fans the world over were becoming increasingly excited as the best players from the best teams doing ba 阅读全文