Task: Program Execution
Input (English): 12, 13, ['U', 'M', '4765', '4685', 'U', '5543', 'e', '5529', 'l', 'G', '1225', 'N', '3511', 'i', 'V', '4907', 'o', 'e', 'Y', 'o', 'D', 't', '5537', '4757', 'A', 'D', '917']
Output (English): 1153N