問題文 To get truly 1337, you must understand different data encodings, such as hexadecimal or binary. Can you get the flag from this program to prove you are on the way to becoming 1337? Connect with nc 2019shell1.picoctf.com 20836. 2進数…

これはpythonをインストールしていない場合 brew install python brew install pwntools pip3 install pwntools