Task: Program Execution
Input (English): 2259, 9785, c, j, n, 1799, j, u, x, 4273, 485, 5935, e, j, 2117, n, 7717, 1529, l, 3651, 9587, k, 5205, 5277
Output (English): c, e, j, k, l, n, u, x