include <iostream>

int hangTram = num / 100;
int hangChuc = (num % 100) / 10;
int hangDonVi = num % 10;

cout << "Chu so hang tram: " << hangTram << endl;
cout << "Chu so hang chuc: " << hangChuc << endl;
cout << "Chu so hang don vi: " << hangDonVi << endl;

return 0;