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这题跟你的初始方向设置有关系, poj数据不够大, 建议加数据, 内详

Posted by xiaofengsheng at 2009-12-27 00:00:55 on Problem 1475 
方向顺序设置如下时, WA
char dir[] = {'w', 'n', 'e', 's'};
char DIR[] = {'W', 'N', 'E', 'S'};

改为如下顺序时, AC
char dir[] = {'n', 's', 'w', 'e' };
char DIR[] = {'N', 'S', 'W', 'E' };

说明数据还是不够.
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