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Amr loves Geometry. One day he came up with a very interesting problem.Amr has a circle of radius r and center in point (x, y). He wan... 阅读全文
posted @ 2018-12-21 23:05
black_hole6
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Levko loves tables that consist of n rows and n columns very much. He especially loves beautiful tables. A table is beautiful to Levko... 阅读全文
posted @ 2018-12-21 17:52
black_hole6
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"QAQ" is a word to denote an expression of crying. Imagine "Q" as eyes with tears and "A" as a mouth.Now Diamond has given Bort a stri... 阅读全文
posted @ 2018-12-21 17:25
black_hole6
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