Task: Program Execution
Input (English): 9, 16, ['2133', '8039', '5923', '4985', '2367', 'w', 'Z', '5655', '4473', 'x', '2387', '409', 'T', '4133', 'f', '4057', '5967', '223', '7465', '3927', '627', 'S']
Output (English): 4057f4133T4092387x4473