随笔分类 - 图论-SPFA
摘要:1 #include<bits/stdc++.h> 2 #define ll long long 3 using namespace std; 4 const ll db[11][11]={ 5 {0}, 6 {0,0}, 7 {0,-1,1}, 8 {0,-1,-2,8}, 9 {0,2,3,4,
阅读全文
摘要:题目链接:https://www.luogu.com.cn/problem/P2761 1 #include<bits/stdc++.h> 2 #define ll long long 3 using namespace std; 4 const int N=2e6+11; 5 const ll i
阅读全文

浙公网安备 33010602011771号