Task: Program Execution
Input (English): n, L, o, 3855, i, I, 6427, J, j, y, z, 7319, m, A, l, P, 6329, Q, 3649, 4577, R, 515
Output (English): 1, 2, 3, 5, 6, 8, 9, 10, 11, 13, 14, 15, 16, 18, 21