2012年4月13日

数学等式之美！

摘要： 今天看到了一个有趣的等式如下： 1 x 8 + 1 = 9 12 x 8 + 2 = 98 123 x 8 + 3 = 987 1234 x 8 + 4 = 9876 12345 x 8 + 5 = 98765 123456 x 8 + 6 = 987654 1234567 x 8 + 7 = 9876543 12345678 x 8 + 8 = 98765432 123456789 x 8 + 9 = 987654321然后在网上搜，顺便找到了另外一些有趣的等式：1 x 9 + 2 = 11 12 x 9 + 3 = 111 123 x 9 + 4 = 1111 1234 x 9 + 5 = 阅读全文

posted @ 2012-04-13 23:58 NULL00 阅读(816) 评论(0) 推荐(1) 编辑

POJ 1001 Exponentiation

摘要： DescriptionProblems involving the computation of exact values of very large magnitude and precision are common. For example, the computation of the national debt is a taxing experience for many computer systems. This problem requires that you write a program to compute the exact value of Rn where R 阅读全文

posted @ 2012-04-13 16:29 NULL00 阅读(1393) 评论(0) 推荐(0) 编辑

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