Stupid Password Generator

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine()),
                l = Integer.parseInt(scanner.nextLine());

        for (int a = 1; a <= n; a++) {
            for (int b = 1; b <= n; b++) {
                for (int c = 97; c < 97 + l; c++) {
                    for (int d = 97; d < 97 + l; d++) {
                        for (int e = Math.max(a, b) + 1; e <= n; e++) {
                            System.out.printf("%d%d%c%c%d ", a, b, c, d, e);
                        }
                    }
                }
            }
        }
    }
}