摘要:
https://www.acwing.com/problem/content/description/385/ \(最短路与次短路\) #include <bits/stdc++.h> using namespace std; #define IO ios::sync_with_stdio(fals 阅读全文
摘要:
https://www.acwing.com/problem/content/1136/ #include <bits/stdc++.h> using namespace std; #define IO ios::sync_with_stdio(false);cin.tie(0); cout.tie 阅读全文
摘要:
https://www.acwing.com/problem/content/1133/ #include <bits/stdc++.h> using namespace std; #define IO ios::sync_with_stdio(false);cin.tie(0); cout.tie 阅读全文
摘要:
https://www.acwing.com/problem/content/1139/ #include <bits/stdc++.h> using namespace std; #define IO ios::sync_with_stdio(false);cin.tie(0); cout.tie 阅读全文