PresentDelivery

package MidExamRetake;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Problem3 {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        String[] members = reader.readLine().split("@");
        int[] fields = new int[members.length];

        for (int i = 0; i < members.length; i++) {
            int member = Integer.parseInt(members[i]);
            fields[i] = member;
        }


        int lastPosition = 0;
        String line = reader.readLine();

        while (!line.equals("Merry Xmas!")) {
            String[] tokens = line.split(" ");
            int jumps = Integer.parseInt(tokens[1]);
            for (int i = lastPosition; i < fields.length;) {

                if (jumps <= 0){
                    fields[i] -= 2;
                    lastPosition = i;
                    if (fields[i] < 0){
                        System.out.println("House " + i + " will have a Merry Christmas.");
                    }
                    break;
                }
                if (i == fields.length - 1){
                    i = 0;
                    jumps--;
                    continue;
                }

                i++;
                jumps--;
            }


            line = reader.readLine();
        }


        int houseCount = 0;
        for (int field : fields) {
            if (field > 0){
                houseCount++;
            }

        }

        System.out.println("Santa's last position was " + lastPosition  + ".");

        if (houseCount > 0){
            System.out.println("Santa has failed " + houseCount + " houses.");
        } else {
            System.out.println("Mission was successful.");
        }
    }
}