use python script to automate all unzipping process and after done, get the flag

```python
import os,zipfile

for i in range(1000, -1, -1):
direction = os.popen("cat direction.txt").read()
name = "{}{}.zip".format(i, direction)
compressed = zipfile.ZipFile(name)
compressed.extractall()
```

`nactf{1_h0pe_y0u_d1dnt_d0_th4t_by_h4nd_87ce45b0}`