/in/foo.cc: In function 'std::vector<int> P1018::cacualteNextStrategy(int)':
/in/foo.cc:85:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < weaponThreaten[nextTarget].size(); i++)
                   ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/in/foo.cc: In function 'void P1018::dfs(int, int, int)':
/in/foo.cc:103:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int index = 0; index < prepareBomb.size(); index++)
                       ~~~~~~^~~~~~~~~~~~~~~~~~~~
/in/foo.cc:123:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int index2 = 0; index2 < prepareBomb2.size(); index2++)
                         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~