#!/usr/bin/env python

import datetime
import math
import os
import sys
import time

sys.stdout.write(datetime.datetime.now().strftime('Starting %Y %d %b %H:%M:%S\n'))
sys.stdout.write('The input file I was given contains: %s\n' % sys.stdin.readlines() )

sys.stdout.write('Starting intensive simulation of the collision of intergalactic forces in the outer cosmos!\n')

x = float(sys.argv[1])
for i in range(0, 5):
    time.sleep(1)
    y = math.sqrt(x)
    sys.stdout.write("x = "+str(y)+"\n")
    x = y

os.system("echo Ran on host `hostname --fqdn`");
sys.stdout.write(datetime.datetime.now().strftime('Finished %Y %d %b %H:%M:%S\n'))