Task: Program Execution
Input (English): 3, 5, ['5953', 'U', 'Y', '5345', '4669', '3107', '437', '8633', 'd', '4101', 'U', 'W', '3979', '3431', '2413', '1481', '521', 'L', '353', 'Q', '4165', 'o', '2801', '4077']
Output (English): 46695345Y