题目链接:http://acm.hit.edu.cn/hoj/problem/view?id=2739 Time limit : 1 sec Memory limit : 64 M A Chinese postman is assigned to a small town in China to deliver letters. In this town, each street is oriented and connects exactly two junctions. The postma…
大约一年前,我从<英语铺子>栏目知道了Peter Hessler这位作家.主播分享了她的一些读后感和印象深刻的片段,当然主要是主播的声音太甜了,让我对这位美国作家留下了深刻的印象. Peter Hessler,中文名何伟,1988年进入普林斯顿大学英文系,1992年取得学士学位毕业后,得到罗德奖学金,赴英国牛津大学研习英国语文和文学.1996年参与和平队(Peace Corps),和平队给他取名何伟,来到四川重庆涪(fu)陵师范高等专科学校英语系教英文,工作两年并学习中文.1998年合约结束,…
Sum of Consecutive Prime Numbers Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 20050 Accepted: 10989 Description Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representatio…