Task: Program Execution
Input (English): 7221, c, r, d, 1583, i, A, w, 1477, 7905, n, 9297, f, 8789, k, 2099
Output (English): c, r, d, i, A, w, n, f, k, 7221, 1583, 1477, 7905, 9297, 8789, 2099