随笔分类 -  Greedy

摘要：本想练习差分约束，搜到了这道题，暂时没能想出构图方法，//6973#9056660 helloworld 1716 Accepted 432K 16MS G++ 973B 2011-08-02 09:32:52//6974#9056670 helloworld 1716 Accepted 208K 0MS C++ 1056B 2011-08-02 09:34:01//9056812 NKHelloWorld 1716 Accepted 432K 16MS G++ 1088B 2011-08-02 09:50:53#include <cstdio>#include <algor 阅读全文