/in/foo.cc: In function 'void spfa(int)':
/in/foo.cc:43:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int i=0;i<map[T].size();i++)
                     ~^~~~~~~~~~~~~~
/in/foo.cc: In function 'int judmov(int, int)':
/in/foo.cc:62:37: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
     if(able[f-(f^t)]&getnum((f^t)&t)<=M)
                      ~~~~~~~~~~~~~~~^~~