Task: Program Execution
Input (English): 1951 U 6177 b 2689 q H G 6703 5307 4849 S s 913 Z h j c 511 3869 O 9391 9407 w o 6851
Output (English): 1, 3, 5, 9, 10, 11, 14, 19, 20, 22, 23, 26