Task: Program Execution
Input (English): 4, 19, ['2619', '8639', 'Y', 'k', '7989', '677', '9305', '3675', '29', '7293', '5029', '2287', 'N', '6887', '8111', 'P', '8511', 'Z', '8477', '5143', 'k', '7915']
Output (English): 7748Z1158P11187886N78229205392792576350397769897k