#! /usr/bin/env python

import sys
from numpy import amin, amax, mean, std

inputStrings = sys.stdin.readlines()
inputFloats = map(lambda (s): float(s.rstrip('\n')), inputStrings)

print('Minimum: {}'.format(amin(inputFloats)))
print('Maximum: {}'.format(amax(inputFloats)))
print('Mean: {}'.format(mean(inputFloats)))
print('Std dev: {}'.format(std(inputFloats)))
