#!/usr/bin/env python
from os import execl

print('BrainFlag syntax:')
print('  <  move the memory pointer one step to the left')
print('  >  move the memory pointer one step to the right')
print('  +  increment the current memory cell')
print('  -  decrement the current memory cell')
print('  [  open a loop')
print('  ]  close a loop')
print('  .  print the contents of the current memory cell')
print('  ,  read into the current memory cell')
print('  @  throw an exception')
code = input('Enter the BrainFlag code you want to execute: ')

execl('./brainflag_interpreter', './brainflag_interpreter', code)