File[] files = pwd.listFiles();
int col1Width = (int) Math.log10(files.length) + 1;
int col2Width = 40 - col1Width;
Table table = new Table(col1Width, col2Width);
table.addHeader("#", "Command");
for (int i = 0; i < files.length; i++)
table.addRow(String.valueOf(i), files[i].getName());
do {
int choice;
String input;
table.print();
do {
do {
System.out.print("\nChoose a number: ");
input = scanner.nextLine();