Task: Program Execution
Input (English): 6043 I 4639 q k 6441 l 2383 1025 f f L T 9351 7087 Y 767 1657 y L 5661 x 6009 9971 Z 8047 w y B 9955 n u Y 431 j i 8925 v K 521
Output (English): 1, 3, 6, 8, 9, 14, 15, 17, 18, 21, 23, 24, 26, 30, 34, 37, 40