Task: Program Execution
Input (English): 11, 14, ['4967', 'D', 'L', 'A', '3559', '8161', 'h', '6213', 'd', '5899', 'k', 'x', 'T', '3159', '6097', '947', '8369', 'U', 'V', '6969', '9195']
Output (English): 3159, T, x, k