#!/usr/bin/env python
 
# Written by Nick Welch <nick@incise.org>.  Author disclaims copyright.
 
# like the sort(1) command, but sorts in a random order.  no attempt made at
# high performance.
 
import sys, random
 
try:
    lines = sys.stdin.readlines()
 
    while lines:
        sys.stdout.write(lines.pop(random.randint(0, len(lines)-1)))
except IOError:
    pass