Compilare: user.cpp: In function ‘int main()’: user.cpp:12:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<str.size(); ++i) ^ user.cpp:28:23: warning: ‘pozmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] a[pozmax]--;cout<<a[1]<<" "; ^ user.cpp:27:23: warning: ‘pozmin’ may be used uninitialized in this function [-Wmaybe-uninitialized] a[pozmin]++; ^