'''  Purpose: demonstrate mixed arithmetic 
'''

# name some values
a = 13
x =  5.25

print( "a =", a )
print( "x =", x )

input()

# display some integer calculations
print( 'Mixed arithmetic' )

total        = a +  x
difference   = a -  x
product      = a *  x
dec_quotient = a /  x
int_quotient = a // x
remainder    = a %  x
power        = a ** x

print(  'a + x  =', total )
print(  'a - x  =', difference )
print(  'a * x  =', product )
print(  'a / x  =', dec_quotient )
print(  'a // x =', int_quotient )
print(  'a % x  =', remainder )
print(  'a ** x =', power )

print()