Compilare: user.cpp: In function ‘int main()’: user.cpp:28:23: warning: ‘pi’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i,j,nr,lmax,l,pi; ^ user.cpp:123:8: warning: ‘l’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<l<<'\n'; ^ user.cpp:117:9: warning: ‘lmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(nr>lmax) ^