竟然是trie
摘要:
Consecutive SumTime Limit: 1 SecMemory Limit: 128 MBSubmit: 42Solved: 3[Submit][Status][Web Board]DescriptionLittle Jimmy is learning how to add integers. As in decimal the digits are 0 to 9, it makes a bit hard for him to understand the summation of all pair of digits. Since addition of numbers req 阅读全文
posted @ 2012-04-07 21:31 Goal 阅读(392) 评论(0) 推荐(0) 编辑