Task: Program Execution
Input (English): 21, 24, ['J', '751', '3051', '477', '8631', 'R', 'm', 'E', '3837', '6959', '7719', 'S', 'o', 'T', 'D', 'j', '101', '7905', '6291', '4779', '2897', 'A', '2153', '201', 'a', '6923']
Output (English): 2897A2153201