Task: Program Execution
Input (English): 15, 19, ['7941', 'g', '7645', 'v', 'o', '1367', 'D', '6107', '7381', '6497', 'e', '227', 'V', 'X', '6361', '6021', 'x', 'C', 'P']
Output (English): PCx12061636