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just try directing the path to the folders containing .java files.
U can try

for file in `ls /INDIA/SSS*/Scr*/*.java`

while read phrase
do
script.sh $phrase
done<phrases.txt

this code shud take the phrases line by line

for file in `ls ${PWD}/INDIA/*.java`
do
head -n 3 $file | tail -1 >> sometempfile
done
cat sometempfile

I think this code shud do the job.

after many trials its finally working using sed.

sed 's/X\([0-9][0-9]*\)/X(\1)/g' filename

there must be some problem with regular expression with a +.
dont know wat the problem is but this...

I tried this command in my system and its not recognising the \+\ .
the output file remains unaltered.its not capturing one or more digits.
if i use just [0-9] its working on a single digit. ex
X...

this code is not working. anyways thanks for the reply

Can anyone please help me on this.

i have a file with lines say

X X3200 X
X X
X2400 X X4100

I want to use sed to put the numbers in braces.
the output should be like,

X...