Read the code carefully
import os, shutil, tempfile
with tempfile.TemporaryDirectory() as root:
src = os.path.join(root, "src")
os.makedirs(src)
with open(os.path.join(src, "a.txt"), "w") as f: f.write("hello")
with open(os.path.join(src, "b.txt"), "w") as f: f.write("world")
dst = os.path.join(root, "dst")
shutil.copytree(src, dst)
print(sorted(os.listdir(dst)))What will the program print? Write here: