Wrong Answer
/in/foo.cc: In function 'int main()':
/in/foo.cc:45:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<m[temp].size();i++)
~^~~~~~~~~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:45:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
for(int i=0;i<m[temp].size();i++)
~^~~~~~~~~~~~~~~
