Compilare: user.cpp: In function ‘int main()’: user.cpp:119:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < ALL_OUT.size() - 1 ; ++ j) ^ user.cpp:122:58: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = ALL_OUT.size() - 1 ; j < ALL_IN.size() ; ++ j) ^ user.cpp:126:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0 ; j < ALL_IN.size(); ++ j) ^ user.cpp:131:58: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = ALL_IN.size() + 1 ; j < ALL_OUT.size() ; ++ j) ^ user.cpp:99:9: warning: unused variable ‘n_nu_iese’ [-Wunused-variable] int n_nu_iese = 0, n_nu_intra = 0; ^ user.cpp:99:24: warning: unused variable ‘n_nu_intra’ [-Wunused-variable] int n_nu_iese = 0, n_nu_intra = 0; ^