Task: Program Execution
Input (English): 4, 6, ['2877', 'w', 'q', 'P', '7103', '9003', 'k', '8085', 'A', 'X', '1653', '1827', 'k', 'c', '4077', 'a', '2197', 'b', '7919', 'J', '3083', '539', '8381', '5713', 'K']
Output (English): P, X, a, 539