/in/foo.cc: In function 'int main()':
/in/foo.cc:42:16: warning: 'MLE' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(x1==x2&&y1==y2){ cout<<0<<endl; continue;}
                ^
/in/foo.cc:42:8: warning: 'TLE' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(x1==x2&&y1==y2){ cout<<0<<endl; continue;}
        ^
/in/foo.cc:42:16: warning: 'RE' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(x1==x2&&y1==y2){ cout<<0<<endl; continue;}
                ^
/in/foo.cc:42:8: warning: 'WA' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(x1==x2&&y1==y2){ cout<<0<<endl; continue;}
        ^