Task: Program Execution
Input (English): 2, 5, ['W', '7711', '3887', '6059', 'N', 'F', 'Q', '4367', 'd', 'R', 'u', '437', 'a', 'W', 'K', 'V', '7317', 'r']
Output (English): 7711, Q, 437, 7317