Task: Program Execution
Input (English): 1, 3, ['W', '8071', 'r', 'r', '4409', 'J', '6069', 'l', '3337', '6193', '6827', '721', 'R', '2249', '8057', '765', 's', '3523', '3103', 'u', '9527']
Output (English): W, r, 6069, 6193, R, 765, 3103