Task: Program Execution
Input (English): UNFKOWJnqnTpXudjqVLfMAvtmpgXEYFLFusmilEFJDfw, lQIqpSwWrtQCHudjqVLfMAvtmpgXZSMsfVrvGpGsRtZ
Output (English): a, d, e, f, g, i, j, k, l, m, n, o, p, q, s, t, u, v, w, x, y