final touch

Author: lrvideckis

library/strings/suffix_array/compare/compare_suffixes.hpp

@@ -2,7 +2,7 @@
 //! @code
 //!   auto [sa, sa_inv, lcp] = get_sa(s, 256);
 //!   sa_query saq(s, sa, sa_inv, lcp);
-//!   int cmp2 = saq.cmp_sufs(l1,l2);
+//!   int cmp = saq.cmp_sufs(l1,l2);
 //! @endcode
 //! requires l1,l2 < n
 //! if cmp2<0 then s[l1,n) < s[l2,n)