""" Purpose: attemts to convert Fahrenheit temperature to Celsius using
        scientifice formula 9/5 (f - 32)
"""

# Get Fahrenheit input temperature f
reply = input( "Enter temperature (integer): " )

f = int( reply)

# Calculate Celsius equivelent
c = 5 // 9 * ( f - 32 )

# Display result
print( f, "°F equals", c, "°C" )