Task: Program Execution
Input (English): O, C, j, B, S, 2215, 4475, z, z, I, 8741, 2715, e, 7653, 8519, 6469, W, 8729, 4943
Output (English): O, C, j, B, S, z, z, I, e, W, 2215, 4475, 8741, 2715, 7653, 8519, 6469, 8729, 4943