Task: Program Execution
Input (English): I 2023 W 1557 o 3547 8297 L J 5679 V s 3307 L F L 6861 7701 f 9867 h j 5283 b H K l t O 7571 v W o B b 2863 L F 859 1663
Output (English): 2, 4, 6, 7, 10, 13, 17, 18, 20, 23, 30, 36, 39, 40