#!/usr/bin/env bash END=9 for ((i=1;i<=END;i++)); do wget --retry 5 http://pr.cs.cornell.edu/grasping/rect_data/temp/data0$i.tar.gz tar xvzf data0$i.tar.gz rm data0$i.tar.gz done wget --retry 5 http://pr.cs.cornell.edu/grasping/rect_data/temp/data10.tar.gz tar xvzf data10.tar.gz rm data10.tar.gz