#include <iostream>
#include <string>
using namespace std;

void processString(string one , string two){

    if(one < two){

        cout<<"-1"<<endl;

    }

    if(one > two){

        cout<<"1"<<endl;

    }

    if(one == two){

        cout<<"0"<<endl;

    }

}

void conversion(string nameOne , string nameTwo , int length){


    for(int i = 0 ; i < length ; i++){

        int c = nameOne.at(i);

        int a = nameTwo.at(i);

        if(isupper(c)){

            nameOne.at(i) = tolower(c);
        }

        if(isupper(a)){

            nameTwo.at(i) = tolower(a);

        }
    }

    processString(nameOne , nameTwo);

}

int main() {

    string one;

    string two;

    cin>> one >> two;

    int lengthOne = one.length();

    int lengthTwo = two.length();

    if(lengthOne <= 100 && lengthTwo <=100 && lengthOne == lengthTwo){

        conversion(one , two , lengthOne);

    }else{

        exit(0);

    }
    return 0;
}