#!/usr/bin/env python
# coding: utf-8

# In[22]:


import math
x=math.sqrt(2)
print (x**2)
print(999)


# In[ ]:


print(9.0**99)


# In[39]:


print(9.0**-343)


# In[ ]:


x=2.41
y=9.75
z=1.54
xz=math.round(x*z,3)

