Task: Program Execution
Input (English): 2807, 781, 6821, 6945, 2129, 7775, 7367, r, g, 3527, 5357, 6057, k, 4829, 7255, 3003, 6579, 6939
Output (English): r, g, k, 2807, 781, 6821, 6945, 2129, 7775, 7367, 3527, 5357, 6057, 4829, 7255, 3003, 6579, 6939