Task: Program Execution
Input (English): 1077 8849 k 7169 f f j l j r 3823 3259 4851 425 r 7763 v l 3955 a 9783 t i w 5769 7939 2677 d l s c z
Output (English): a, c, d, f, i, j, k, l, r, s, t, v, w, z