Task: Program Execution
Input (English): 13, 15, ['8761', 'I', 'l', 'H', 'A', 'f', 'Q', '539', '9065', '2315', 'r', '8681', 'e', 'b', 'W', '3997', 'S', 'g', 'y', 'n', '9431', 'H', '4715', '613', 'y', '8831', '7473']
Output (English): Wbe