Task: Program Execution
Input (English): 2987 3587 5481 z 9113 j 863 d 8649 9399 j g 293 r 7141 i 3727 y 2117 b w j 5265 t a v n l g 8823 3935 a 6623 n
Output (English): a, b, d, g, i, j, l, n, r, t, v, w, y, z