#!/usr/bin/python3
#
# This program reads a sequence of numbers from the standard input,
# with one or more numbers per line, and prints the minimum and the
# maximum values in the list.
# 
import sys

A = []
for line in sys.stdin:
    for a in line.split():
        A.append(int(a))

minimum = None
maximum = None
for a in A:
    if minimum == None or minimum > a:
        minimum = a
    if maximum == None or maximum < a:
        maximum = a

print('min =',minimum)
print('max =',maximum)