Task: Program Execution
Input (English): 8, 14, ['4259', '883', 'U', 'Q', '9405', '7767', '5127', 's', 'T', 'E', '7831', 'f', 't', '2871', '493', 'l', '535', 'R']
Output (English): s, T, E, 7831, f, t, 2871