Task: Program Execution
Input (English): ECaglQNFkqrEnsKiYmwwXRFnrmDDtdQzpcaSYJ, QmQYKiYmwwXRFnrmDDYFOYnGSVtn
Output (English): a, c, d, e, f, g, i, j, k, l, m, n, p, q, r, s, t, w, x, y, z