Task: Program Execution
Input (English): uPobFHVdYTueDSGjZcfdLXDNGCHhY, rFPdYTueDSGjZcfdgEHmAsyua
Output (English): b, c, d, e, f, g, h, j, l, n, o, p, s, t, u, v, x, y, z