2024-2025 ICPC Northwestern European Regional Programming Contest (NWERC 2024)

Problems	Status	Notes
A. Alphabetical Aristocrats	○
B. Binary Search
C. Connect Five
D. Dutch Democracy	○
E. Evolving Etymology
F. Flowing Fountain
G. Glued Grid
H. Hash Collision	○
I. It’s a Kind of Magic
J. Jib Job	○
K. Kruidnoten	⊕
L. Limited Library	○
M. Mouse Trap

比赛链接

Problems	AC	Note
A. 乘积，欧拉函数，求和	⊕	欧拉函数、根号分治
B. osu!mania	○	卡精度
C. 连方	○	构造
D. 有限小数	⊕	数论、不定方程
E. 合成大西瓜	○	思维
F. Pico Park
G. 魔弹
H. str(list(s))
I. 算术	○	简单题
J. 骰子	○	简单题
K. 小 C 的神秘图形	○	简单题
L. 沙堆
M. Median Replacement

The 2023 ICPC Asia Macau Regional Contest (The 2nd Universal Cup. Stage 15: Macau)

Problems	AC	Note
A. (-1,1)-Sumplete	⊕	构造
B. Basic Equation Solving		不可做
C. Bladestorm		不可做
D. Graph of Maximum Degree 3	⊕	观察性质
E. Inverse Topological Sort	⊕	构造、拓扑排序
F. Land Trade		不可做
G. Parity Game		不可做
H. Random Tree Parking	⊕	树形背包、排列组合、随机生成数据
I. Refresher into Midas	○
J. Teleportation	○	分层图、构造
K. Understand		不可做

2024 China Collegiate Programming Contest (CCPC) Female Onsite (2024年中国大学生程序设计竞赛女生专场)

Problems	AC	Note
A. Box	○	签到
B. Aho-Corasick Automaton
C. CCPC	○	签到
D. Excellent Splitting
E. Centroid Tree	○	并查集
F. Perfect Square	⊕	数学、背包
G. Increasing Sequence	○	拆数位
H. Square Root	○	签到
I. String Duplication	⊕	SAM
J. Sum of Squares of GCDs
K. Xiao Kai’s Dream of Provincial Scholarship		模拟
L. Puzzle	○	思维
M. Covering a Tree	○	贪心

The 2024 ICPC Asia Nanjing Regional Contest (The 3rd Universal Cup. Stage 16: Nanjing)
比赛链接

Problems	AC	Note
A. Hey, Have You Seen My Kangaroo?		Medium-Hard
B. Birthday Gift	○
C. Topology	⊕	拓扑序、组合数学
D. Toe-Tac-Tics		Hard
E. Left Shifting 3	○
F. Subway	⊕
G. Binary Tree	○
H. Border Jump 2		Hard
I. Bingo	⊕	min-max容斥
J. Social Media	○
K. Strips	○
L. $P \oplus Q = R$		Impossible
M. Ordainer of Inexorable Judgment		Medium-Hard、计算几何

2024 China Collegiate Programming Contest (CCPC) Harbin Onsite (The 3rd Universal Cup. Stage 14: Harbin)
比赛链接

Problems	AC	Note
A. Build a Computer	⊕	构造、拆数位
B. Concave Hull	⊕	凹包
C. Giving Directions in Harbin	○
D. A Simple String Problem		字符串、后缀数组、不可做
E. Marble Race	⊕	可撤销背包、多项式
F. 1D Galaxy		不可做
G. Welcome to Join the Online Meeting!	○
H. Subsequence Counting		不可做
I. A Brand New Geometric Problem		DP、质因子分解
J. New Energy Vehicle	○	铜牌题、贪心
K. Farm Management	○
L. A Game On Tree	⊕	树上问题、期望、拆贡献
M. Weird Ceiling	○

The 2022 ICPC Asia Shenyang Regional Contest (The 1st Universal Cup, Stage 1: Shenyang)

这个题解怎么和 Claris 一个 slides 板子，给我看 ptsd 了（

Problems	AC
A. Absolute Difference	待补
B. Binary Substrings
C. Clamped Sequence	○
D. DRX vs. T1	○
E. Graph Completing	⊕
F. Half Mixed	⊕
G. Meet in the Middle	待补
H. P-P-Palindrome	待补
I. Quartz Collection	⊕
J. Referee Without Red
K. Security at Museums
L. Tavern Chess	○
M. Vulpecula

2023 Jiangsu Collegiate Programming Contest
2023 National Invitational of CCPC (Hunan)
The 13th Xiangtan Collegiate Programming Contest

比赛链接

Problems	AC
A. Today’s Word	○
B. Honkai in TAIKULA
C. GG and YY’s Game
D. Star Rail
E. LCM Plus GCD	⊕
F. Timaeus	○
G. Moving Boxes
H. Neil’s Machine	○
I. Elevator	○
J. Similarity (Easy Version)	○
K. Similarity (Hard Version)	○
L. Architect	○

比赛链接

Problems	AC
A. Orders	○
B. Building Company	○
C. Trie
D. Fast and Fat	○
E. Math Problem	○
F. Colorful Segments	⊕
G. Matching	○
H. Be Careful 2
I. Three Dice	○
J. Not Another Path Query Problem	⊕
K. Difficult Constructive Problem
L. Puzzle: Sashigane	○
M. Computational Geometry	○

VP Date 2024/5/17

2024 ICPC National Invitational Collegiate Programming Contest, Wuhan Site

比赛链接

Problems	AC
A. Shaking Trees
B. Countless Me	○
C. TreeBag and LIS
D. ICPC	⊕
E. Boomerang	⊕
F. Custom-Made Clothes	○
G. Pack
H. Wings of Crystals
I. Cyclic Apple Strings	○
J. Gensokyo Autobahn
K. Party Games	○
L. Magic Fairies
M. Merge	⊕