/in/foo.cc: In function 'int main()':
/in/foo.cc:54:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |     for (int i = 0; i < result.size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~
/in/foo.cc:56:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |         if (i < result.size() - 1) {
      |             ~~^~~~~~~~~~~~~~~~~~~

VJ4Error('ProblemDataNotFoundError', '题目 1028 的数据未找到。', 'nnu_contest', 1028)