# -*- coding: UTF-8 -*-

#數值運算

print (-2 * 4 + 3 ** 2)#=> (-2*4)+3^2=1

#邏輯運算

print (2 < 4)

print (2 == 4)

print (2 > 4)

print (6.2 <= 6)

print (6.2 <= 6.2)

print (6.2 <= 6.20001)

print (6.2 != 6.20001)