Task: Program Execution
Input (English): 3, 7, ['2285', '9033', 'd', 'x', 'f', '1891', '7689', '4477', 'T', 'z', 'M', 'A', '3287', '4965', 'o', '7729', '1289', 'e', 'c', '4777']
Output (English): 76891891fxd