tokens: So unless i == k ( thus changing the array element between p and q being read ) , lol will not move from 0 , so eucl will be 0 , and the loop will be infinite .
ner_tags: O O B-Code_Block I-Code_Block I-Code_Block O O O O B-Data_Structure O O B-Variable O B-Variable O O O O B-Variable O O O O B-Value O O B-Variable O O B-Value O O O O O O O O