Task: Program Execution
Input (English): 1, 15, ['3313', 'x', '5103', 'H', 'i', 'n', 'K', '5279', 'M', 'M', 'g', 'F', 'K', '3087', 'A', 'b', 'Q', 'Y', 'h', '2745', 'u']
Output (English): 3313x5103HinK5279MMgFK3087A