Shell Programming and Scripting

x=1
for infile in `< $filelist`
do
    (./alltimes.ksh $infile > $outfile.$x &)
    x=$(expr $x + 1)
done

#!/bin/ksh 
#
# alltimes2.ksh
#
INPUTFILE=${1}

typeset -Z2 a
typeset -Z2 b
typeset -Z2 HOUR
typeset -Z2 MIN

HOUR=0
MIN=0

IFS="[: ]"

while read a b c ; do
        while [[ "${HOUR}:${MIN}" != "${a}:${b}" ]] ; do
            echo ${HOUR}:${MIN} 0
            MIN=$((${MIN} + 1))
            if [[ ${MIN} -eq 59 ]] ; then
                MIN=0
                if [[ ${HOUR} -eq 59 ]] ; then 
                        exit
                else
                        HOUR=$((HOUR + 1))
                fi
            fi
        done   
        echo ${a}:${b} ${c}

done < ${1}

while [[ ${HOUR} -lt 60 ]] ; do
    while [[ ${MIN} -lt 60 ]] ; do
        echo ${HOUR}:${MIN} 0
        MIN=$((${MIN} + 1))
    done
    HOUR=$((${HOUR} + 1))
    MIN=0
done

awk '{a[$1] = $2}
END{
  for(m=0; m<60; m++)
    for(s=0; s<60; s++) {
      k = sprintf("%02d:%02d", m, s)
      print k, a[k]+0
    }
}' file1 > file2

cat file1 file2 | sort -n -u > finalfile