擅长:python、mysql、java
<pre><code>a = open("file1.txt").readlines()
b = open("file2.txt").readlines()
count = 0
pos = 0
while 1:
count += 1
try:
al = a.pop(0)
bl = b.pop(0)
if al != bl:
print "files differ on line %d, byte %d" % (count,pos)
pos += len(al)
except IndexError:
break
</code></pre>