Task: Program Execution
Input (English): x, I, L, K, Z, d, z, G, q, 8471, 1097, k, Q, G, t, s, 8783, u, 8645, 8767, 6771, 411, 5675, 1889
Output (English): 8471, 1097, 8783, 8645, 8767, 6771, 411, 5675, 1889