feat(ppc/leet-machine): 添加题解脚本

challenges/ppc/leet_machine/writeup/solve.py

@@ -0,0 +1,31 @@
+from pwn import *
+
+context.log_level = "debug"
+
+io = remote("localhost", 1337)
+
+LEET_DICT = {"a": "4", "e": "3", "g": "6", "i": "1", "o": "0", "s": "5", "t": "7"}
+
+
+def convert_to_leet(sentence):
+    return "".join(LEET_DICT.get(char, char) for char in sentence.lower())
+
+
+# 等待并通过初始提示
+io.recvuntil("按下回车键开始系统修复...".encode())
+io.sendline(b"")
+
+for i in range(100):
+    io.recvuntil("输入文本: ".encode())
+    sentence = io.recvline().decode().strip()
+
+    leet_sentence = convert_to_leet(sentence)
+
+    io.sendlineafter("输出 LEET 文本 > ".encode(), leet_sentence.encode())
+
+    response = io.recvline().decode()
+    if "转换成功" not in response:
+        log.failure(f"转换失败: {response}")
+        break
+
+io.interactive()