Task: Program Execution
Input (English): 13, 20, ['7765', '3155', 'S', 'f', '6429', '1779', '5825', 'I', '2201', '7655', 'd', '5269', '8185', '3987', 'x', 's', '7647', 'e', 'H', 'l', 'Q', 'g', 'M']
Output (English): lHe7647sx39878185