读不懂的流年

如果一个字符串可以由某个长度 为k的字符串重复多次得到，我们说该串以k为周期。输入一个长度不超过80的串，输出它的最小周期。 #include #include using namespace std; int main() { string s; while(cin>>s) { int n=s.size(); for(int i=1;i<n;i+

Description Little A is one member of ACM team. He had just won the gold in World Final. To celebrate, he decided to invite all to have one meal. As bowl, knife and other tableware is not enough in