jingttkx的专栏

Doing Homework againTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 10584 Accepted Submission(s): 6210Problem DescriptionIgnatius has

Moving TablesTime Limit: 2 Seconds      Memory Limit: 65536 KBThe famous ACM (Advanced Computer Maker) Company has rented a floor of a building whose shape is in the following figure.The

PacketsTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 50567 Accepted: 17124DescriptionA factory produces products packed in square packets of the same height h and of the sizes

Ride to SchoolTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 20806 Accepted: 8399DescriptionMany graduate students of Peking University are living in Wanliu Campus, which is 4.5 k

FatMouse' TradeTime Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 62841    Accepted Submission(s): 21210Problem DescriptionFatMouse

问题：设有N个顾客同时等待一项服务，顾客i需要的服务时间为ti（1应如何安排N个顾客需要的服务次序才能使平均等待时间达到最小？平均等待时间等于N个顾客等待服务的总时间除以N。输入：第一行两个正整数N和S表示N个顾客S处服务，接下来N个顾客需要的服务时间输出：平均等待时间，保留3位小数。输入样例：10 256 12 1 99 1000 23433 55 99 81

Yogurt factoryTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 8828 Accepted: 4492DescriptionThe cows have purchased a yogurt factory that makes world-famous Yucky Yogurt. Over the

BUYING FEED时间限制：3000 ms | 内存限制：65535 KB难度：4描述Farmer John needs to travel to town to pick up K (1 The county feed lot has N (1 <= N<= 100) stores (conveniently numbered 1..N) that sell feed.

Radar InstallationTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 71472 Accepted: 15992DescriptionAssume the coasting is an infinite straight line. Land

Pass-MurailleTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 10223 Accepted: 3176DescriptionIn modern day magic shows, passing through walls is very popular in which a magician per

房间安排时间限制：3000 ms | 内存限制：65535 KB难度：2描述2010年上海世界博览会(Expo2010),是第41届世界博览会。于2010年5月1日至10月31日期间，在中国上海市举行。本次世博会也是由中国举办的首届世界博览会。上海世博会以“城市，让生活更美好”(Better City,Better Life)为主题，将充分探索21世纪城市生活。这次世博会总