Task: Program Execution
Input (English): 4767, x, 5839, G, 6589, n, g, E, I, 4219, 7645, M, F, 9179, s, 1515, 3109, Z, x, f, 7301, 979
Output (English): 4767, 5839, 6589, 4219, 7645, 9179, 1515, 3109, 7301, 979