Task: Program Execution
Input (English): 4463, x, o, N, e, 1617, O, x, 9495, 7901, S, F, 5945, K, 1733, 8415, U, m, L, 2263, q, P, 1703, M
Output (English): 4463, 1617, 9495, 7901, 5945, 1733, 8415, 2263, 1703