lesson5_17_ear_1

# -*- coding: utf-8 -*-
"""
Nested conditions
@authors: katkaranikola stkarlos
"""

a = float(raw_input('dose to a: '))
b = float(raw_input('dose to b: '))
c = float(raw_input('dose to c: '))

if a >= b :
  if a >= c:
    M = a
  else :
    M = c
else :
  if b >= c:
    M = b
  else:
    M = c
print " o megaliteros einai o %f." %M