3-6環形序列（Circular Sequence，AMC/ICPC Seoul 2004， UVa1584

#include #include using namespace std; int main() {  int T;  cin >> T;  while (T-- > 0)  {   string org;   cin >> org;   int n = org.size();   string smallest = org;   for (int i = 1; i < n; ++i)   {

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