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($clliA,$clliB) = (split "|",$source,16)[14,15];
match "shAzAm" with .*, can't find A, backtrack. match "shAzA" with .*, can't find A, backtrack. ... match "sh" with .* match "shA" with .*A match "shAzAm" with .*A.*, can't find A, backtrack,