Codeforces - Olympic-RankingOlympic-Ranking.cpp // Author : ysh // 2023/09/03 Sun 13:35:36 // https://codeforces.com/gym/103373/problem/A #include<bits/stdc++.h> using namespace std; struct box

Codeforces出處 Educational Codeforces Round 88 (Rated for Div. 2)難度 2000標籤 data structures dp implementation two pointers *2000 Codeforces - Yet-Another-Yet-Another-TaskY

Codeforces出處 Codeforces Round 736 (Div. 1)難度 1800標籤 binary search data structures divide and conquer math number theory two pointers *1800 Codeforces - Integers-Have-

D - Add One EdgeAdd-One-Edge.cpp // Author : ysh // 2023/08/09 Wed 18:00:27 // https://atcoder.jp/contests/abc309/tasks/abc309_d #include<bits/stdc++.h> using namespace std; int n; vector<int>dt

F - Box in BoxBox-in-Box.cpp // Author : ysh // 2023/08/09 Wed 16:39:33 // https://atcoder.jp/contests/abc309/tasks/abc309_f #include<bits/stdc++.h> using namespace std; #ifdef LOCAL #include<de

Codeforces出處 Codeforces Round 849 (Div. 4)難度 1500標籤 binary search brute force data structures *1500 Codeforces - Range-Update-Point-QueryRange-Update-Point-Query.cpp //

Codeforces - Two-PathsTwo-Paths.cpp // Author : ysh // 2023/07/13 Thu 09:37:40 // https://codeforces.com/contest/14/problem/D #include<bits/stdc++.h> using namespace std; int n; vector<vector<

CSES - Message RouteMessage-Route-2.cpp // Author : ysh // 2023/07/12 Wed 16:15:51 // https://cses.fi/problemset/task/1667 #include<bits/stdc++.h> using namespace std; int main() { ios::sy

Codeforces出處 Educational Codeforces Round 62 (Rated for Div. 2)難度 1600標籤 brute force data structures sortings *1600 Codeforces - PlaylistPlaylist.cpp // Author : ysh //

Codeforces出處 Codeforces Round 881 (Div. 3)難度 1800標籤 data structures dfs and similar dp graphs greedy math trees *1800 Codeforces - Omsk-Metro-simple-versionOmsk-Metr