x=`cut -f4 ram.txt` y=`cut -f5 krish.txt` z=`expr x-y` if (z==5) then e

RAM one table colums a1,a2,a3,a4 respective values 2,4,7,8
KRISH one table colums a1,a2,a3,a4 respective values 3,4,6,9
IN RAM & KRISH a4 column if comparing values RAM A4 - KRISH
A4 ( 8-9 =1 THEN print 5 or (RAM) a4 value 10 KRISH a4
values 2 then 10 -2 =8 print 5*8=40 or diff 5 print same

Question Posted / hemanth

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Answer Posted / hemanth

x=`cut -f4 ram.txt`
y=`cut -f5 krish.txt`
z=`expr x-y`
if (z==5)
then echo 5
else
w= `expr 5*z`
echo $w
fi

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