Task: Program Execution
Input (English): O, 5151, 4255, O, 6771, 1121, s, a, L, 1185, 5533, T, N, X, x, F, 3823, 4969, 2113, 1609, 1359
Output (English): 5151, 4255, 6771, 1121, 1185, 5533, 3823, 4969, 2113, 1609, 1359