Task: Program Execution
Input (English): c, 7119, 2255, i, R, 2553, 4969, 1785, V, u, 4441, X, i, 8919, 6769, 8585, 3147, 873, 5407, 9891, L, 1785, 7699
Output (English): 2, 3, 6, 7, 8, 11, 14, 15, 16, 17, 18, 19, 20, 22, 23