Compilare: user.cpp: In function ‘int main()’: user.cpp:9:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,k,ii,jj,iii,jjj; ^ user.cpp:9:15: warning: unused variable ‘k’ [-Wunused-variable] int n,i,j,k,ii,jj,iii,jjj; ^ user.cpp:33:30: warning: ‘jj’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<maxx<<" "<<ii<<" "<<jj; ^ user.cpp:33:19: warning: ‘ii’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<maxx<<" "<<ii<<" "<<jj; ^ user.cpp:23:18: warning: ‘jjj’ may be used uninitialized in this function [-Wmaybe-uninitialized] jjj++; ^