import java.io.File;
public class Main {
public static void main(String[] args) {
File[] roots = File.listRoots();
for (int i = 0; i < roots.length; i++) {
System.out.println(roots[i]);
System.out.println("Free space = " + roots[i].getFreeSpace());
System.out.println("Usable space = " + roots[i].getUsableSpace());
System.out.println("Total space = " + roots[i].getTotalSpace());
System.out.println();
}
}
}
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