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Sackler Museum of Art and Archaeology at Peking University is located on a beautiful site near the West Gate of Peking University campus, and its arch 阅读全文
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Little Mishka is a great traveller and she visited many countries. After thinking about where to travel this time, she chose XXX — beautiful, but litt 阅读全文
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You live in a village but work in another village. You decided to follow the straight path between your house (A) and the working place (B), but there 阅读全文
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Jiajia downloads a lot, a lot more than you can even imagine. Some say that he starts downloading up to 20,000 files together. If 20,000 files try to 阅读全文
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One day, Implus gets interested in binary addition and binary carry. He will transfer all decimal digits to binary digits to make the addition. Not as 阅读全文
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There is a dice with n sides, which are numbered from 1,2,...,n and have the equal possibility to show up when one rolls a dice. Each side has an inte 阅读全文
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Reversi, also called Othello, is a two-sided game. Each of the two sides corresponds to one player; they are referred to here as light and dark after 阅读全文
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水题 Since all we know the ASCII code, your job is simple: input numbers and output corresponding messages. Input The first line contains one integer T 阅读全文
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Ice-sugar gourd, “bing tang hu lu”, is a popular snack in Beijing of China. It is made of some fruits threaded by a stick. The complicated feeling wil 阅读全文