def main(): numbers = list(map(int, input().split())) average = sum(numbers) / len(numbers) # 计算平均值 print(f"{average:.2f}") # 保留两位小数输出平均值 # 找出大于平均值的数并输出 greater_than_average = [str(num) for num in numbers if num > average] print(' '.join(greater_than_average)) if __name__ == '__main__': main()