Task: Program Execution
Input (English): 467, y, 5245, 8063, S, t, 5661, S, 3575, i, 831, q, 2159, 1559, v, 9115, Z, 8403, V, 5305
Output (English): 467, 5245, 8063, 5661, 3575, 831, 2159, 1559, 9115, 8403, 5305