Task: Program Execution
Input (English): 16, 21, ['5919', 'o', '8457', '1795', 'x', 'X', 'z', 'j', 'v', '8703', 'b', 'n', '353', 'k', 'B', 'B', '6969', 'e', '8761', 'W', 'h']
Output (English): 15730