print(4/2)  #print 4/2=2.0 it gives float value.
print(4//2) #print 4//2=2 this double forward slash give result without floating.
print(2**3) #It gives cube of 2  2^3=8
print(2**0.5) #It gives under root of 2
print(round(2**0.5,3)) # ,3 gives four digit value after decimal.

print(12.5%6)

print(2**3/2*6-4+(3-4/2))