摘要：
前缀和。 代码： 最近做了好几个和前缀和有关的题目，都是前缀和，然后标记前缀和的写法。 阅读全文
摘要：
代码： 阅读全文
摘要：
Everyone probably knows the game Zero or One (in some regions in Brazil also known as Two or
One), used to determine a winner among three or more players. For those unfamiliar, the game works
as follows. Each player chooses a value between zero or one; 阅读全文
摘要：
D.Distribution of Days The Gregorian calendar is internationally the most widely used civil calendar. It is named after Pope Gregory XIII, who introdu 阅读全文
摘要：
C.Cheering To boost contestants' performances in the 20th La Salle - Pui Ching Programming Challenge, the organizers have bought N robots to cheer for 阅读全文
摘要：
A. Ambiguous Dates There are two popular formats for representing a date: day/month/year or month/day/year. For example, today can be represented as 1 阅读全文
摘要：
Little Zu Chongzhi's Triangles Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 512000/512000 K (Java/Others)Total Submission(s): 2515 Accepted Su 阅读全文
摘要：
Song Jiang's rank list Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 512000/512000 K (Java/Others)Total Submission(s): 2006 Accepted Submission 阅读全文
摘要：
J.The Keys Out of all science labs constructed by the GEMA mission on Mars, the DSL - Dangerous Species Lab is the most dangerous of them all. The lab 阅读全文
摘要：
F.Bandejao It is lunch time on Mars! Everyone has got that big smile on their faces, all eager to see what the GEMA restaurant is serving for dessert. 阅读全文