#!/bin/bash
#recmerge 0.2 (C) 2003 Stanislav Traykov [terms of use: NetHack GPL]
u="usage: recmerge <file1> <file2> [maxUserRole=3] [maxScores=100]"
sort -k2nr -k9n ${1?$u} ${2?$u} |
        while read -raA; do
                r=${A[11]}${A[10]}; let $r=${!r}+1
                [ ${!r} -le ${3:-3} ] && echo "${A[*]}"
        done | head -n${4:-100}