Task: Program Execution
Input (English): E, o, 3659, 6981, 1583, 9001, 3775, 9267, 9943, 8959, k, 7531, 9181, v, 8209, L, 5979, z, R, 595, w, i, Y
Output (English): E, o, k, v, L, z, R, w, i, Y