Task: Program Execution
Input (English): 14, 19, ['a', '1505', '3687', '5529', 'Z', '9621', '4129', 'P', '2429', 'Y', 'Z', 'd', '1041', '1775', 'A', '1299', '8861', '3905', '2095', 'd']
Output (English): 5902509316889921A5771