Task: Program Execution
Input (English): y, G, 4747, G, 7381, 1479, 9377, l, u, m, y, u, 9409, 7773, 5799, a, M, 5705, W
Output (English): 4747, 7381, 1479, 9377, 9409, 7773, 5799, 5705