Task: Program Execution
Input (English): 3883 c 4179 c 9961 9443 535 v a i 9691 m 1529 5697 o b 9139 p 5793 q 9907 7617 8689 5613 4703 t 6659 c x j 3441 u w e 4789
Output (English): a, b, c, e, i, j, m, o, p, q, t, u, v, w, x