2 added 2 characters in body
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Ruby with -an, 53+2 = 5553 bytes

Uses theThe flags -an (readare read each line and split to $F).

$F.size.times{|i|a=$F.dup;a[i]=?"+a[i]+?";puts a*' '}

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Ruby, 53+2 = 55 bytes

Uses the flags an (read each line and split to $F).

$F.size.times{|i|a=$F.dup;a[i]=?"+a[i]+?";puts a*' '}

Try it online!

Ruby with -an, 53 bytes

The flags -an are read each line and split to $F.

$F.size.times{|i|a=$F.dup;a[i]=?"+a[i]+?";puts a*' '}

Try it online!

1
source | link

Ruby, 53+2 = 55 bytes

Uses the flags an (read each line and split to $F).

$F.size.times{|i|a=$F.dup;a[i]=?"+a[i]+?";puts a*' '}

Try it online!