Compilare: user.cpp: In function ‘int cmp()’: user.cpp:14:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vpos.size();++i){ ^ user.cpp: In function ‘void verif()’: user.cpp:28:33: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(vmin.size()==vpos.size() && cmp()==0 || !wasthesolfound || vmin.size()>vpos.size()){ ^ user.cpp:30:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<vpos.size();++i) ^ user.cpp: In function ‘bool verif2(int, int)’: user.cpp:36:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<vpos.size();++j){ ^ user.cpp: In function ‘void bkt(int, int)’: user.cpp:86:34: 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:106:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<vmin.size();++j) ^