#include <bits/stdc++.h>
using namespace std;
int main() {
  string s1, s2;
  int flag = 0, f = 0;
  cin >> s1 >> s2;
  int l = s1.length();
  for (int i = 0; i < l; i++) {
    if (s1[i] < 'a') {
      s1[i] += 32;
    }
    if (s2[i] < 'a') s2[i] += 32;
    if (s1[i] != s2[i]) {
      f = i;
      flag = 1;
      break;
    }
  }
  if (flag == 0)
    cout << "0";
  else {
    if (s1[f] > s2[f])
      cout << "1";
    else
      cout << "-1";
  }
  return 0;
}
