IyEvYmluL2Jhc2gKCmVjaG8gJnF1b3Q7Q2hvb3NlIGEgY29tbWFuZCB0byBleGVjdXRlOiZxdW90OwplY2hvICZxdW90OzEuIExpc3QgZmlsZXMgKGxzKSZxdW90OwplY2hvICZxdW90OzIuIERpc3BsYXkgY3VycmVudCBkaXJlY3RvcnkgKHB3ZCkmcXVvdDsKZWNobyAmcXVvdDszLiBTaG93IGN1cnJlbnQgZGF0ZSBhbmQgdGltZSAoZGF0ZSkmcXVvdDsKZWNobyAmcXVvdDs0LiBTaG93IGNhbGVuZGFyIChjYWwpJnF1b3Q7CmVjaG8gJnF1b3Q7NS4gRGlzcGxheSBkaXNrIHVzYWdlIChkZiAtaCkmcXVvdDsKZWNobyAmcXVvdDs2LiBFeGl0JnF1b3Q7CgpyZWFkIC1wICZxdW90O0VudGVyIHlvdXIgY2hvaWNlICgxLTYpOiAmcXVvdDsgY2hvaWNlCgpjYXNlICRjaG9pY2UgaW4KICAgIDEpCiAgICAgICAgZWNobyAmcXVvdDtMaXN0aW5nIGZpbGVzLi4uJnF1b3Q7CiAgICAgICAgbHMKICAgICAgICA7OwogICAgMikKICAgICAgICBlY2hvICZxdW90O0N1cnJlbnQgZGlyZWN0b3J5OiZxdW90OwogICAgICAgIHB3ZAogICAgICAgIDs7CiAgICAzKQogICAgICAgIGVjaG8gJnF1b3Q7Q3VycmVudCBkYXRlIGFuZCB0aW1lOiZxdW90OwogICAgICAgIGRhdGUKICAgICAgICA7OwogICAgNCkKICAgICAgICBlY2hvICZxdW90O0NhbGVuZGFyOiZxdW90OwogICAgICAgIGNhbAogICAgICAgIDs7CiAgICA1KQogICAgICAgIGVjaG8gJnF1b3Q7RGlzayB1c2FnZTomcXVvdDsKICAgICAgICBkZiAtaAogICAgICAgIDs7CiAgICA2KQogICAgICAgIGVjaG8gJnF1b3Q7RXhpdGluZy4uLiZxdW90OwogICAgICAgIGV4aXQgMAogICAgICAgIDs7CiAgICAqKQogICAgICAgIGVjaG8gJnF1b3Q7SW52YWxpZCBjaG9pY2UuIFBsZWFzZSBlbnRlciBhIG51bWJlciBiZXR3ZWVuIDEgYW5kIDYuJnF1b3Q7CiAgICAgICAgOzsKZXNhYw==

#!/bin/bash

echo "Choose a command to execute:"
echo "1. List files (ls)"
echo "2. Display current directory (pwd)"
echo "3. Show current date and time (date)"
echo "4. Show calendar (cal)"
echo "5. Display disk usage (df -h)"
echo "6. Exit"

read -p "Enter your choice (1-6): " choice

case $choice in
    1)
        echo "Listing files..."
        ls
        ;;
    2)
        echo "Current directory:"
        pwd
        ;;
    3)
        echo "Current date and time:"
        date
        ;;
    4)
        echo "Calendar:"
        cal
        ;;
    5)
        echo "Disk usage:"
        df -h
        ;;
    6)
        echo "Exiting..."
        exit 0
        ;;
    *)
        echo "Invalid choice. Please enter a number between 1 and 6."
        ;;
esac