Task: Program Execution
Input (English): 669, 7587, 1073, 3749, b, K, j, C, 7827, 303, 1213, 2029, 7249, C, 6859, 7747, 7301, 4595, n
Output (English): 1, 2, 3, 4, 9, 10, 11, 12, 13, 15, 16, 17, 18