```python= from pwn import * a=remote('140.110.112.214',2402,level='debug') a.recvlines(9) for i in range(100): a.recvline() a.recvuntil(b'year : ') b=a.recvn(4) b=int(b) if b%4 == 0: if b%100 == 0: if b%400 == 0: a.sendlineafter(b'answer : ','leap') else: a.sendlineafter(b'answer : ','ordinary') else: a.sendlineafter(b'answer : ','leap') else: a.sendlineafter(b'answer : ','ordinary') a.interactive() a.close() ```