2013 年 8月 10 日随笔档案 - T天天T

2013年8月10日

摘要： DescriptionLet's denoted(n)as the number of divisors of a positive integern. You are given three integersa,bandc. Your task is to calculate the following sum:Find the sum modulo1073741824(230).InputThe first line contains three space-separated integersa,bandc(1 ≤ a, b, c ≤ 100).OutputPrint a sin 阅读全文

posted @ 2013-08-10 16:53 T天天T 阅读(467) 评论(0) 推荐(0)

poj 2955 Brackets

摘要： DescriptionWe give the following inductive definition of a “regular brackets” sequence:the empty sequence is a regular brackets sequence,ifsis a regular brackets sequence, then (s) and [s] are regular brackets sequences, andifaandbare regular brackets sequences, thenabis a regular brackets sequence. 阅读全文

posted @ 2013-08-10 15:57 T天天T 阅读(207) 评论(0) 推荐(0)