Task: Program Execution
Input (English): E, D, 1231, 1001, 7935, o, q, 9199, 2075, y, 2113, 3203, J, d, 1501, I, Y, P, R, W, e, R, 7881
Output (English): 1231, 1001, 7935, 9199, 2075, 2113, 3203, 1501, 7881