Stupid Password Generator - Java Loops Basics

import java.util.Scanner;

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

        Scanner input = new Scanner(System.in);

        int n = Integer.parseInt(input.nextLine());
        int l = Integer.parseInt(input.nextLine());

        for (int i = 1 ; i <= n; i++) {
            for (int j = 1; j <= n; j++) {
                for (char k = 'a'; k < 'a' + l; k++) {
                    for (char m = 'a'; m < 'a' + l; m++) {
                        for (int o = (i + 1 & j + 1); o <= n ; o++) {
                            if (o > i & o > j) {
                                System.out.printf("%s%s%s%s%s ", i, j, k, m, o);
                            }
                        }
                    }
                }
            }
        }
    }
}