/in/foo.cc: In function 'long long int get_minfinishtime(int)':
/in/foo.cc:17:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j = 0; j < dependencies[i].size(); j++) {
                         ~~^~~~~~~~~~~~~~~~~~~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:46:23: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
     printf("%d\n", ans);
                       ^