I use DFA algorithm
at first I tried the getc() method and parse letter one by one , and got AC -0.65 s
then, I use scanf() method to scan in the whole text and then use the same algorithm
,got AC -0.093
quite confusing??

Edited by author 29.07.2011 11:16

Edited by author 29.07.2011 11:17

What about getchar?