Level Codes:
 1 aaaa 	 5 elza 	 9 iwob 	13 m7dc
 2 2lga 	 6 6w5a 	10 a8ub 	14 ejkc
 3 uxma 	 7 y8bb 	11 2j1b 	15 guqc
 4 m95a 	 8 qkib 	12 uv7b 	16 y6wc