Task: Program Execution
Input (English): bCwtYzLsnVBewELkXmTsmjCAWIMXJoDWgcmYwnVt, ybSPMPNomQdELkXmTsmjCAWIMXxbJtl
Output (English): a, b, c, d, e, g, i, j, k, l, m, n, o, s, t, v, w, x, y, z