Task: Program Execution
Input (English): 1491 z 4979 L 6841 j 9807 4643 5699 h U 3837 8059 9785 X s 4035 6699 W a 5727 9947 G 2159 9837 y 1035
Output (English): 2, 4, 6, 10, 11, 15, 16, 19, 20, 23, 26