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f=open('/etc/motd','r')
longest=0
while True:
    lineLen=len(f.readline().strip())
    if not lineLen: break
    if lineLen > longest:
        longest=lineLen
f.close()
return longest
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f=open('/etc/motd','r')
longest=0
allLines=f.readLines()
f.close()
for line in allLines:
    lineLen=len(line.strip())
    if lineLen > longest:
        longest=lineLen
return longest
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f=open('/etc/motd','r')
allLineLens=[len(x.strip()) for x in f]
f.close()
return max(allLineLens)
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f=open('/etc/motd','r')
longest=max(len(x.strip()) for x in f)
f.close()
return longest
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return max(len(x.strip()) for x in open('etc/motd'))
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