代码改变世界

随笔档案-2012年3月15日

poj 1905 Expanding Rods---二分

2012-03-15 20:59 by java环境变量, 273 阅读, 收藏,
摘要： Expanding RodsTime Limit:1000MSMemory Limit:30000KTotal Submissions:7775Accepted:1876DescriptionWhen a thin rod of length L is heated n degrees, it expands to a new length L'=(1+n*C)*L, where C is the coefficient of heat expansion.When a thin rod is mounted on two solid walls and then heated, it 阅读全文

poj 3349 Snowflake Snow Snowflakes -----hash (vector）

2012-03-15 14:58 by java环境变量, 263 阅读, 收藏,
摘要： Snowflake Snow SnowflakesTime Limit:4000MSMemory Limit:65536KTotal Submissions:20853Accepted:5449DescriptionYou may have heard that no two snowflakes are alike. Your task is to write a program to determine whether this is really true. Your program will read information about a collection of snowflak 阅读全文