Task: Program Execution
Input (English): 15, 18, ['E', '7591', 'B', 'm', 'N', 'w', '99', 'A', 'G', '8281', '2885', '3349', '6907', 'k', '6479', '7395', 'G', '5627', '5801', 'M']
Output (English): 64797395G5627