Compilare: user.cpp: In function ‘void verif()’: user.cpp:15:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vpos.size();++i) ^ user.cpp: In function ‘void bkt(int, int)’: user.cpp:37:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<markd.size();++j) ^ user.cpp: In function ‘int main()’: user.cpp:57:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<vmin.size();++j) ^