Task: Program Execution
Input (English): ['H', 3101, 4211, 'V', '8257', 'X', '10021', 'p', 'a', 'p', 8913, 'k'], [9129, 8299, '8257', 'X', '10021', 'p', 'L', 8703]
Output (English): 8257, X, 10021, p