Task: Program Execution
Input (English): l 2469 4205 9995 8575 r 611 3651 8259 1357 5365 h 4483 7607 i l 925 t w 5035 a 5309 c 1601 v k f 8783 835 n w m 6175 199 4177 229 8545 c t
Output (English): a, c, f, h, i, k, l, m, n, r, t, v, w