Task: Program Execution
Input (English): d, 4491, D, G, I, 1041, 8105, 6671, 2719, 7721, 8031, 5179, 3507
Output (English): d, D, G, I, 4491, 1041, 8105, 6671, 2719, 7721, 8031, 5179, 3507