KarelWorld streets 7 avenues 7 beepers 1 1 1 beepers 3 2 2 eastwestwalls 1 3 5 eastwestwalls 2 1 2 eastwestwalls 2 4 6 eastwestwalls 3 2 2 eastwestwalls 3 5 5 eastwestwalls 4 1 1 eastwestwalls 4 4 4 eastwestwalls 5 2 3 eastwestwalls 6 1 6 northsouthwalls 1 1 1 northsouthwalls 2 2 5 northsouthwalls 3 3 4 northsouthwalls 4 5 5 northsouthwalls 5 4 6 northsouthwalls 6 1 6