Task: Program Execution
Input (English): 8339 W 9963 E 5139 K 8445 2685 3127 3489 8251 219 f 6775 321 9765 4055 O g s y B 7383 c T x j
Output (English): 1, 3, 5, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 23