Task: Program Execution
Input (English): VTujuyxjzfNKMhTpJufyIkxlRU, RraAHfOMfctZhyxjzfNKMhTpJufyNBCNQCnToUP
Output (English): a, b, c, f, h, j, k, m, n, o, p, q, r, t, u, x, y, z