Programming Contest

2021

January

• Codeforces Edu. Round #102 (Div. 2) [Personal Summary] January 15
• Codeforces Round #690 (Div. 3) [Personal Summary] January 8

2020

December

• Leetcode-767-重构字符串 December 1

November

• [Leetcode 493]翻转对（逆序对，归并排序/树状数组） November 29
• [Leetcode 23]合并K个升序链表（优先队列） November 27

2019

June

• POJ 1456. Supermarket (优先队列/并查集 + 贪心) June 10

April

• POJ 2279. Mr. Young’s Picture Permutations (线性DP) April 24
• A. 解方程 (暴力) [Comet OJ Contest #0] April 6
• HDU 6050. Funny Function (快速幂，逆元) April 5

March

• Codeforces 1133D. Zero Quantity Maximization (map, 精度) March 10

2018

September

• Codeforces 1030A. In Search of an Easy Problem(Codebait) [Codeforces Round September 24
• Codeforces Round #512 (Div. 2) [Personal Summary] September 24
• A. Magic Mirror(新手题，字符串处理) [2018 ACM-ICPC Jiaozuo Online Contest] September 15
• 2018 ACM-ICPC Jiaozuo Online Contest [Personal Summary] September 15
• H. Ryuji doesn’t want to study (树状数组) [2018 ACM-ICPC Xuzhou Online Contest] September 9
• 2018 ACM-ICPC Xuzhou Online Contest [Personal Summary] September 9
• 2018 ACM-ICPC Shenyang Online Contest [Personal Summary] September 8
• 2017 CCPC China-Hunan Invitional [Personal Summary] September 7
• F. Sorting (排序，浮点数精度) [2017 CCPC China-Hunan Invitional] September 7
• POJ.2559 Largest Rectangle in a Histogram (单调栈) September 4
• A. An Olympian Math Problem (数论) [2018 ACM-ICPC Nanjing Online Contest] September 3
• 2018年9月ACM训练记录 September 3

July

• A.队列Q - WannyFly挑战赛19 July 7

June

• ACM Trick Points (持续更新) June 7

March

• AOJ.1301 差除 March 24
• 2018-安徽大学第十届大学生程序设计竞赛网络赛题解 March 20

February

• HDU.1003 Max Sum February 9

January

• 《算法竞赛入门经典》3.3节例题总结 January 28

2017

December

• HDU.2025 查找最大元素 December 19

November

• AOJ.645 约瑟夫环 November 21