Task: Program Execution
Input (English): 5721 M u 5985 1959 1395 9039 F m h 5615 4859 F v B F h M x 7047 1707 s H 3531 9079 o L D
Output (English): 2, 3, 8, 9, 10, 13, 14, 15, 16, 17, 18, 19, 22, 23, 26, 27, 28