Task: Program Execution
Input (English): 1081 4955 1643 9679 1301 a 967 h p 6643 J C 1497 6983 9525 l q H 6359 O N 9881 4249 W 725 4551 867 m 9807 8859 4677 a C 5463 x
Output (English): 1, 2, 3, 4, 5, 7, 10, 13, 14, 15, 19, 22, 23, 25, 26, 27, 29, 30, 31, 34