Task: Program Execution
Input (English): 3, 20, ['9629', '7513', '3773', '7399', '3039', 'Z', '7871', 'U', 'm', '2667', '8725', '2755', '1915', 'T', 'U', '7317', '9369', '31', '3533', 'M', 'K', '339']
Output (English): M, 3533, 31, 9369, 7317, U, T, 1915, 2755, 8725, 2667, m, U, 7871, Z, 3039, 7399, 3773