Task: Program Execution
Input (English): 4437, 9625, 2445, 4025, w, e, 6775, 4317, 1621, 6199, 1151, b, 2159, j, j, 9757, 2621, f, 9929, 5533, 3405, 9915, m
Output (English): b, e, f, j, m, w