Task: Program Execution
Input (English): 1, 10, ['A', '6607', '4491', '6423', '3877', '5191', '9963', '2975', '3217', 'O', 'T', '4379', 'f', 'B', 'L', '7093', '1749', 'u', '9117', 'd', 'b']
Output (English): A66074491642338775191996329753217O