Task: Program Execution
Input (English): odIHxVVnwTpjBgXymvQyaWqDHrYegNL, kxMYXnnwTpjBgXymvQytot
Output (English): a, b, d, e, g, h, i, j, l, m, n, o, p, q, r, t, v, w, x, y