1001. A+B Format (20) 时间限制 400 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue Calculate a + b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (unless there are less than four d…
1062 Talent and Virtue (25 分) About 900 years ago, a Chinese philosopher Sima Guang wrote a history book in which he talked about people's talent and virtue. According to his theory, a man being outstanding in both talent and virtue must be a "sage…
有些题做得可能比较傻,有好方法,或者有错误还请告诉我,多多指教=.= 思路比较好的题目我都有讲的很详细. 剩下三道题有待优化,等改好了再上传. 标题 题目链接 解题链接 1001 害死人不偿命的(3n+1)猜想 (15) Do it 提示 1002 写出这个数 (20) Do it 提示 1003 我要通过!(20) Do it 提示 1004 成绩排名 (20) Do it 提示 1005 继续(3n+1)猜想 (25) Do it 提示 1006 换个格式输出整数 (15) Do it…
下面的代码基于NFA算法实现了在多段字符串中匹配正则表达式,对比NFA算法可以看到它将pc由局部变量提升为类成员,以保存中间匹配状态,另外在匹配成功后将pc恢复到null状态.实际使用中,此类还应该增加一个"reset"方法,将pc值置为null,以便用户可以显式要求重新开始匹配. public class MultiSegmentNFA { private final Digraph G; // digraph of epsilon transitions private final…
1062 Talent and Virtue (25 分) About 900 years ago, a Chinese philosopher Sima Guang wrote a history book in which he talked about people's talent and virtue. According to his theory, a man being outstanding in both talent and virtue must be a "sage(圣…
