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题目地址：http://acm.hdu.edu.cn/showproblem.php?pid=2043 最基础的模拟题目，只要按照题目给出的要求进行判断即可。 代码如下： #include #include using namespace std; const string s="~!@#$%^"; string ss; int n; int yes(string a){ if (a.

题目 Palindromic Squares Rob Kolstad Palindromes are numbers that read the same forwards as backwards. The number 12321 is a typical palindrome. Given a number base B (2 <= B <= 20 base 10

题目 Transformations A square pattern of size N x N (1 <= N <= 10) black and white square tiles is transformed into another square pattern. Write a program that will recognize the minimum

题目 Name That Number Among the large Wisconsin cattle ranchers, it is customary to brand cows with serial numbers to please the Accounting Department. The cow hands don't appreciate the a

题目  （由于USACO在外部无法直接访问题库，所以把题目贴上，可以通过上面的目录跳过） Broken Necklace You have a necklace of N red, white, or blue beads (3 1 2 1 2

题目 Prime Cryptarithm The following cryptarithm is a multiplication problem that can be solved by substituting digits from a specified set of N digits into the positions marked with *. If

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