File: replace_2_with_3_spaces

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gpm 1.20.7-12
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file content (9 lines) | stat: -rwxr-xr-x 333 bytes parent folder | download | duplicates (10) 
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# 8 -> 2*4 --> 4*3 = 12
cat $1      | sed 's/^        \([^ ]\)/            \1/g' > $1.tmp
# 6=3*2 --> 3*3=9
cat $1.tmp  | sed 's/^      \([^ ]\)/         \1/g' > $1.tmp2
# 4=2*2 --> 2*3=6
cat $1.tmp2 | sed 's/^    \([^ ]\)/      \1/g' > $1.tmp
# 2=1*2 --> 1*3=3
cat $1.tmp  | sed 's/^  \([^ ]\)/   \1/g' > $1.tmp2
echo done: $1.tmp2