Task: Program Execution
Input (English): h, 2041, 7621, f, S, 665, x, g, E, 4371, 6589, l, C, 789, m, 2215, 1017, 3089, X, 8773
Output (English): h, f, S, x, g, E, l, C, m, X, 2041, 7621, 665, 4371, 6589, 789, 2215, 1017, 3089, 8773