#!/usr/bin/env python3
# # -*- coding: UTF-8 -*-"
# ------------------------------------------------
#            File:  countlines.py
#         Created:  2018 mai 22 19:57
#     Last Change:  2018 jun 01 19:56
#          Author:  sergio luiz araujo silva
#            Site:  http://vivaotux.blogspot.com
#         twitter:  @voyeg3r
# ------------------------------------------------

import sys

data = sys.stdin.readlines()
print("Counted", len(data), "lines.")


