摘要："旅行计划" 待证明这样dp的正确性。 cpp include include include include using namespace std; //Mystery_Sky // define maxn 1000010 define maxm 5000050 define INF 0x3f3 阅读全文

摘要："最长路" cpp include include include include include using namespace std; //Mystery_Sky // define maxn 1000010 define maxm 5000050 define INF 0x3f3f3f3f 阅读全文

摘要：拓扑排序板子题 阅读全文