Please Help with Time Limit exceeded in GERGOVIA -Wine trading in Gergovia

Question link:https://www.spoj.com/problems/GERGOVIA/11
import java.util.Scanner;
public class WineTradingInGergovia {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);

    while (true) {
        int N = scanner.nextInt();
        if (N == 0) {
            break;
        }

        long totalCost = 0;
        long balance = 0;

        for (int i = 0; i < N; i++) {
            int wine = scanner.nextInt();
            balance += wine;
            totalCost += Math.abs(balance);
        }

        System.out.println(totalCost);
    }

    scanner.close();
}

}