Task: Program Execution
Input (English): 7391, 9811, 8523, B, L, C, 7663, N, 5317, 729, 4837, 8279, 1067, 3137, P, j, G, 6873, D, N, 6797, J, 287, 947
Output (English): B, L, C, N, P, j, G, D, N, J, 7391, 9811, 8523, 7663, 5317, 729, 4837, 8279, 1067, 3137, 6873, 6797, 287, 947