Task: Program Execution
Input (English): 7555 f 1147 I 7657 z 9691 5761 4371 e m 2193 H 7459 2043 7101 B i J 7897 573 3385 843 M x g g 1187 u 1169 4907 m 9201 Y
Output (English): 1, 3, 5, 7, 8, 9, 12, 14, 15, 16, 20, 21, 22, 23, 28, 30, 31, 33