​

FILE_NAME=wi.txt

​

rm -rf *.csv.gz

wget https://pages.cs.wisc.edu/~harter/cs544/data/wi2021.csv.gz &>/dev/null

wget https://pages.cs.wisc.edu/~harter/cs544/data/wi2022.csv.gz &>/dev/null

wget https://pages.cs.wisc.edu/~harter/cs544/data/wi2023.csv.gz &>/dev/null

​

for file in $(ls *.csv.gz); do

    gunzip $file

done

​

rm -rf $FILE_NAME

for file in $(ls *.csv); do

    cat $file >> $FILE_NAME

done

​