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/<ul>/ {ul++} 
ul == 6 { getline } 
1

Success #stdin #stdout 0s 4276KB

stdin

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a1
<ul>
b2
<ul>
c3
<ul>
d4
<ul>
e5
<ul>
f6
<ul>
g7
<ul>
h8
<ul>
i9
<ul>
j10
<ul>

stdout

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a1
<ul>
b2
<ul>
c3
<ul>
d4
<ul>
e5
<ul>
f6
g7
<ul>
h8
<ul>
i9
<ul>
j10
<ul>

https://ideone.com/3YpVu

language:

AWK (gawk 4.2.1)

created:

visibility:

public

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