Compilare: user.cpp: In function ‘void find_sol(int, int, int&, long long int&)’: user.cpp:47:14: warning: ‘nrzmax’ may be used uninitialized in this function [-Wmaybe-uninitialized] nr=0LL+nr+nrzmax; ^ user.cpp:55:14: warning: ‘nrzmin’ may be used uninitialized in this function [-Wmaybe-uninitialized] nr=0LL+nr+nrzmin; ^ user.cpp: In function ‘int main()’: user.cpp:85:21: warning: ‘sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] sol=0LL+sol+psol; ^