Compilare: user.cpp: In function ‘int main()’: user.cpp:25:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<s.size();i++) ^ user.cpp:52:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v.size();i++)fout<<v[i]<<"\n"; ^ user.cpp:22:9: warning: unused variable ‘spatiu’ [-Wunused-variable] int spatiu=1,cuvant=0,fraze=0,i; ^