/in/foo.cc: In function 'int maxSubarraySum(const string&)':
/in/foo.cc:16:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for (int i = 0; i < s.length(); ++i) {
      |                     ~~^~~~~~~~~~~~
/in/foo.cc:22:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |     for (int i = 1; i < nums.size(); ++i) {
      |                     ~~^~~~~~~~~~~~~