#!/usr/bin/env python
# Ivan Novick
# Nov-2009
# read numbers from stdin
# print the quantity of numbers read and sum metrics

import sys

line = sys.stdin.readline()
sum = 0.0
count = 0
max = None
min = None

while line:

  line = line.rstrip()

  if (line):
    num = float(line)

    if not max:
      max = num
      min = num
    else:
       if num > max:
         max = num    
       if num < min:
         min = num

    sum = sum + num

    count = count + 1

  line = sys.stdin.readline()

print "count %d sum %f average %f min %f max %f" % (count, sum, sum/count, min, max)