#!/usr/bin/awk -f BEGIN { h2=0; h3=0; h4=0; } /

/ { h2=h2+1; h3=0; h4=0; sub("

","

"h2"\\ \\ \\ "); } /

/ { h3=h3+1; h4=0; sub("

","

"h2"."h3"\\ \\ \\ "); } /

/ { h4=h4+1; sub("

","

"h2"."h3"."h4"\\ \\ \\ "); } { print }