Task: Program Execution
Input (English): 9671, D, 9439, W, y, 503, 6207, 751, 6981, 3107, F, 6187, 9653, 5601, 511, 2239, G, 8091, 8933, k, S
Output (English): D, W, y, F, G, k, S, 9671, 9439, 503, 6207, 751, 6981, 3107, 6187, 9653, 5601, 511, 2239, 8091, 8933