#(Pobranie pliku .csv)
    curl -OL https://git.wmi.amu.edu.pl/s434695/ium_434695/raw/branch/master/vgsales.csv


    #(Podzielenie pliku csv na test/dev/train)
    head -n 1 vgsales.csv > header.csv
    tail -n +2 vgsales.csv | shuf > data.shuffled

    head -n 266 data.shuffled > games.data.test
    head -n 532 data.shuffled | tail -n 266 > games.data.dev
    tail -n +333 data.shuffled > games.data.train

    cat header.csv games.data.test > test.csv
    cat header.csv games.data.dev > dev.csv
    cat header.csv games.data.train > train.csv