Compilare: user.cpp: In function ‘void fight(int)’: user.cpp:39:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=rez.size();i++) ~^~~~~~~~~~~~ user.cpp:49:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int it = 0;it<Points.size();it++) ~~^~~~~~~~~~~~~~ user.cpp: In function ‘int main()’: user.cpp:113:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<alive.size();i++) ~^~~~~~~~~~~~~