/in/lab7.cpp: In member function 'virtual Turn MyGame::turn()':
/in/lab7.cpp:158:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (int i = 0; i < bullets_D.size(); i++) {
                             ~~^~~~~~~~~~~~~~~~~~
/in/lab7.cpp:171:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (int i = 0; i < bullets_D.size(); i++) {
                             ~~^~~~~~~~~~~~~~~~~~
/in/lab7.cpp:200:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int i = 0; i < bullets_D.size(); i++) {
                         ~~^~~~~~~~~~~~~~~~~~