// strcmp.cpp

#include <iostream>
using namespace std;

/* Επιστρέφει < 0 αν s < t, 
 *              0 αν s == t, 
 *            > 0 αν s > t 		      
 */
int strcmp(char s [], char t []){
	int i;
	for (i = 0; s[i] == t[i]; i++){
		if (s[i] == '\0'){
			return 0;
                }		
	}
	return s[i] - t[i];
}	

int main ()
{
  char leksi1[80];
  char leksi2[80];

  cout << "Δώσε δύο λέξεις:" << "\n";
  cin >> leksi1 >> leksi2;
  cout << "\n" << "Έδωσες:\n" << leksi1 << "\n" << leksi2 << "\n";
  cout << strcmp(leksi1,leksi2) << "\n";	

  return 0;
}