#! /bin/sh

for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
do
	
mkdir -p testdir_$i	
./copy testfile testdir_$i &
rm -Rf testdir_$1/testfile
./copy testfile testfile_$i &
done