#python3题解# #性能测试#

weight, height = map(float,input().split())
print("Normal" if 18.5 <= weight/height**2 <= 23.9 else "Abnormal")

关于赋值的性能测试:(测试中将input()值固定为"123 456")

//本方法获取返回值 100万次计时328.508ms
weight, height = map(float,input().split())
//本方法获取返回值 100万次计时831.884ms
num = list(float(i) for i in input().split())