while True: try: opt = list(map(int, input().split())) lst = [] for i in opt: lst.append(i) res = sorted(lst) avg = sum(res[1:-1]) / 5 print('%.2f' % avg) except: break
while True: try: opt = list(map(int, input().split())) lst = [] for i in opt: lst.append(i) res = sorted(lst) avg = sum(res[1:-1]) / 5 print('%.2f' % avg) except: break