2
|
1 |
BEGIN {
|
|
2 |
previous="";
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|
3 |
prefix="";
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|
4 |
ORS="";
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|
5 |
OFS="";
|
|
6 |
}
|
|
7 |
{
|
|
8 |
if ($1 != previous) {
|
|
9 |
if (previous != "") {
|
|
10 |
print "\n\n";
|
|
11 |
}
|
|
12 |
previous = $1;
|
|
13 |
print $1;
|
|
14 |
prefix="\t";
|
|
15 |
}
|
|
16 |
print prefix $2;
|
|
17 |
prefix=" ";
|
|
18 |
}
|
|
19 |
END {
|
|
20 |
print "\n";
|
|
21 |
}
|