foo.cc: In function 'int main()':
foo.cc:22:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |                 while (j < s.length() && s[j] == ' ')
      |                        ~~^~~~~~~~~~~~
foo.cc:24:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |                 if (j >= s.length() - 1 || s[j] != '#' || s[++j] != ' ')
      |                     ~~^~~~~~~~~~~~~~~~~
foo.cc:26:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |                 while (j < s.length() && s[j] == ' ')
      |                        ~~^~~~~~~~~~~~
foo.cc:28:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |                 if (j >= s.length())
      |                     ~~^~~~~~~~~~~~~

正在同步测试数据，请稍后
Found 5 testcases.
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