#!/usr/bin/env python
# -*- mode: python, encoding: utf-8 -*-
# See LICENSE file for copyright and license details.
import sys
data = sys.stdin.read()[:-1]
n = 0
while '`' in data:
i = data.find('`')
replacement = '@code{' if n % 2 == 0 else '}'
data = data[:i] + replacement + data[i + 1:]
n += 1
print(data)