Python 2 - 137 131 bytes i=raw_input().split('|') f=lambda s:len(s)-len(s.lstrip()) d=sorted(set(map(f,i))) for l in i:print' '*d[~d.index(f(l))]+l.lstrip() Takes input with | instead of \n. Explanation The first three lines are fairly straightforward. Make a list of all the lines in the i...