12468 - Zapping

import java.util.Scanner;

class Another {
    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);
        while (scanner.hasNext()) {
            int from = scanner.nextInt();
            int to = scanner.nextInt();
            if (from == -1 && to == -1) break;

            int limit1, limit2;
            if (from < to) {
                limit1 = to - from;
                limit2 = 100 - limit1;
            } else {
                limit1 = from - to;
                limit2 = 100 - limit1;
            }

            if (limit1 < limit2) {
                System.out.println(limit1);
            } else {
                System.out.println(limit2);
            }
        }
    }


}