Task: Program Execution
Input (English): L, F, e, 1909, E, A, L, U, B, 8887, i, F, 9675, i, 7669, 6191, 8337
Output (English): L, F, e, E, A, L, U, B, i, F, i, 1909, 8887, 9675, 7669, 6191, 8337