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do
{
...

}
while ($input =~ /^yes$/ or $input =~ /^no$/);

$"=q;grep;;$,=q"grep";for(`find . -name ".saves*~"`){s;$/;;;/(.*-(\d+)
+-.*)$/;$_=["ps -e -o pid | "," $2 | "," -v "," "];`@$_`?{print"+ $1"}
+:{print"- $1"}&&`rm $1`;print"\n";}