Time Exceeded
/in/foo.cc: In function 'int main()':
/in/foo.cc:115:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<ed.size();i++)
~^~~~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:115:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<ed.size();i++)
~^~~~~~~~~~
