Task: Program Execution
Input (English): 9, ['D', '4115', 'm', 't', 'c', '7269', '4417', 'k', 'A', 'z', '1301', 'a', 'f', '5513', '915', '5901', 'u', 'x', 'Q', '2461', 'v', 'f', '7637', 'P', '1261', '5273', 'v', '7469', '1691', 'u', 'M', 'M']
Output (English): D, z, Q, 7469