请教两个查询和显示和问题

jlspzxs

#!/bin/sh
read ch
NRLIST=`awk '{print $1}' ufile`
for i in $NRLIST; do
    if [ $i -eq $ch ]
    then
        echo "ok"
    fi
done

jlspzxs

#!/bin/sh
FILELIST=`ls`
I=0;
for filename in $FILELIST; do
    I=`expr $I + 1`
    if [ $I -gt 5 ]
    then
        echo $filename
    fi
done