Task: Program Execution
Input (English): 19, 20, ['6595', 'j', '4299', '9763', 'x', '319', '8767', 'H', 'U', 'n', 'Z', '3817', '543', 'U', '7771', '2993', 'w', '7703', 'e', 'c']
Output (English): e, c