Task: Program Execution
Input (English): 5, 20, ['997', 'c', 'H', 'G', 'F', 'l', '395', '1117', '781', 'i', '3315', 'e', 'U', '8841', '6835', 'l', '9309', '7269', '675', '639', '1227', 'M', 'N']
Output (English): 93657696279039l53861488Ue5133i1877111593lF