pwn skills
https://changochen.github.io/2018-11-26-bctf-2018.html
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from pwn import *
local=1
pc='./three'
remote_addr=['',0]
aslr=False
context.log_level=True
libc=ELF('./libc.so.6')
if local==1:
p = process(pc,aslr=aslr)
gdb.attach(p,'c')
else:
p=remote(remote_addr[0],remote_addr[1])
ru = lambda x : p.recvuntil(x)
sn = lambda x : p.send(x)
rl = lambda : p.recvline()
sl = lambda x : p.sendline(x)
rv = lambda x : p.recv(x)
sa = lambda a,b : p.sendafter(a,b)
sla = lambda a,b : p.sendlineafter(a,b)
def lg(s,addr):
print('
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