编辑代码

import decimal
q=decimal.Decimal('0.1')
p=decimal.Decimal('0.2')
print(p+q)
a=0.1
b=0.2
print(a+b)
print(p+q==a+b)
print(3//2)
print(-3%2)
print(divmod(3,2))
print(abs(-3.14))
print(int(5.456))
print(float(3455))
print(0.00005)
print(pow(2,-3))