Task: Program Execution
Input (English): ASVJrwaNqTcPxuGkBIpUEuhKHNoxz, cTEWCRPBvQcPxuGkBIpUEuhKvNzIzejE
Output (English): b, c, e, g, h, i, j, k, n, p, q, r, t, u, v, w, x, z