#include <iostream>
#include <cstdio>
#include <cstring>
using namespace std;
int main() {
char a[105], b[105];
scanf("%s%s", a, b);
for(int i=0; i<strlen(a); i++) {
if(a[i]>96) a[i]-=32;
if(b[i]>96) b[i]-=32;
}
printf("%d", strcmp(a, b));
return 0;
}
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