tests/sav/balanced_brackets.res

   1 [[]][] is well-balanced
   2 [][[]] is well-balanced
   3 ][[]][ is not well-balanced
   4 ]][][[ is not well-balanced
   5 ][]][[ is not well-balanced
   6 ][[][] is not well-balanced
   7 ]][][[ is not well-balanced
   8 ][]][[ is not well-balanced
   9 [[][]] is well-balanced
  10 [[]]][ is not well-balanced