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#!/usr/bin/env python3
# Challenge 008
#
# Challenge #2
# Write a function, 'center', whose argument is a list of strings, which will
# be lines of text. The function should insert spaces at the beginning of the
# lines of text so that if they were printed, the text would be centered, and
# return the modified lines.
import sys
def center(lines):
max_len = max([len(x) for x in lines])
for i in range(len(lines)):
lines[i] = " "*int((max_len-len(lines[i]))/2) + lines[i]
return lines
lines = center(sys.argv[1:])
for line in lines:
print(line)
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