Task: Program Execution
Input (English): 1, 4, ['4345', 'S', 'n', 'c', '8645', '6381', '6859', 'c', 'j', 'p', '731', '929', 'D', '1903', 'x', '5985', 'U', 't', '7349', 'L', 'n', '585', '465', '6897', 'x', 'n', '1983']
Output (English): cnS5434