Usage of seq, echo, tail, awk, sort, cat for data analysys
for i in `seq 0 1 8`  do     cd ${i}/magmom     for j in `seq 0 1 70`     do        echo ${j} `tail -1 OSZICAR_${j}` >> res     done     awk '{print $1, $4}' res >> res.out     sort -k 2 res.out | tail -1 >> min_${i}     cat min_${i} >> ../../mins; cd ../..  done    Thanks,   JF