/in/foo.cc: In member function 'CCC::AC CCC::cl0(int, int, int)':
/in/foo.cc:124:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (i=0; i<dax[x].size()&&dax[x][i].A<y; i++);
                   ~^~~~~~~~~~~~~~
/in/foo.cc:125:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (i==dax[x].size())return (AC){0,0,-1};       
             ~^~~~~~~~~~~~~~~
/in/foo.cc:126:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (; i<dax[x].size(); i++){
                ~^~~~~~~~~~~~~~
/in/foo.cc: In member function 'CCC::AC CCC::cl2(int, int, int)':
/in/foo.cc:160:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (i=0; i<day[y].size()&&day[y][i].A<x; i++);
                   ~^~~~~~~~~~~~~~
/in/foo.cc:161:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (i==day[y].size())return (AC){0,0,-1};       
             ~^~~~~~~~~~~~~~~
/in/foo.cc:162:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (; i<day[y].size(); i++){
                ~^~~~~~~~~~~~~~