Task: Program Execution
Input (English): 2969, 1977, k, i, 8353, r, n, 2673, 2713, e, 3411, z, 9153, 7263, 1985, r, o, 7279, 2113, 6259, 5463, j, a
Output (English): a, e, i, j, k, n, o, r, z