Task: Program Execution
Input (English): TZEuUMGQUckuwNHCYjXWLKTeKRZVUst, xtIgRvIwNHCYjXWLKTextrguivfKGG
Output (English): c, e, g, h, j, k, l, m, n, q, r, s, t, u, v, w, x, y, z