摘要： http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=1415这个水的要死的题...哪能看出来是回溯, 为啥刘汝佳大神要放到回溯分类里... 1 #include 2 #include 3 #include 4 5 using namespace std; 6 int main(int argc, const char * argv[]) 7 { 8 int N = 0, Q = 0; 9 int id = 1;10 while... 阅读全文