foo.cc: In function 'int main()':
foo.cc:16:19: 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<path.size();i++) path2[i]=path[i];
      |                  ~^~~~~~~~~~~~
foo.cc:17:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for (int i=0;i<inpath.size();i++) inpath2[i]=inpath[i];
      |                  ~^~~~~~~~~~~~~~
foo.cc:18:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |     for (int i=0;i<outpath.size();i++) outpath2[i]=outpath[i];
      |                  ~^~~~~~~~~~~~~~~
foo.cc:20:24: error: array must be initialized with a brace-enclosed initializer
   20 |     string inname[100]="",outname[100]="";
      |                        ^~
foo.cc:20:40: error: array must be initialized with a brace-enclosed initializer
   20 |     string inname[100]="",outname[100]="";
      |                                        ^~
foo.cc:53:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |         for (int j=0;j<tem.size();j++) tem2[j]=tem[j];
      |                      ~^~~~~~~~~~~
foo.cc:82:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   82 |     for (int j=0;j<tem.size();j++) tem2[j]=tem[j];
      |                  ~^~~~~~~~~~~

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