LYRC - Editorial

The practice and contest links are link LYRC

can u elaborate aho corasick lil bit more…

Please fix the practice and contest links to below respectively.
http://www.codechef.com/submit/LYRC

Can somebody, who knows c++ better explain ?

http://www.codechef.com/viewsolution/6842375

http://www.codechef.com/viewsolution/6842373

#define where _end gives” runtime error, but without Accepted. Why is that?