import sys
import re

data = sys.stdin.read()

regexes = [
	# Blogger tracking images
	r"""<img [^>]*?src=["']https?://blogger\.googleusercontent\.com/tracker/[^'"]*['"][^>]*>""",
	# Feedburner ads
	r"""<p><a href=['"]https?://[a-zA-Z0-9\-\.]*/~a/[a-zA-Z0-9]*\?a=[a-zA-Z0-9]*['"]><img border=['"]0['"] src=['"]https?://[a-zA-Z0-9\.\-]*/~a/[a-zA-Z0-9/]*\?i=[a-zA-Z0-9]*['"]/></a></p>""",
	# Feedburner tracking images
	r"""<img [^>]*?src=['"]https?://feeds\.feedburner\.com/~r/[^"']*['"][^>]*>""",
	# Wordpress tracking images
	r"""<img [^>]*?src=['"]https?://stats\.wordpress\.com/b\.gif[^"']*['"][^>]*>""",
	# Amazon tracking images
	r"""<img [^>]*?src=['"]https?://www\.assoc-amazon\.com/e/ir[^"']*['"][^>]*>""",
	# Paypal tracking images
	r"""<img [^>]*?src=['"]https?://www\.paypalobjects\.com/[^/]*/i/scr/pixel.gif[^"']*['"][^>]*>""",
	# Other tracking images
	r"""<img [^>]*?width=["'][01]["'][^>]*?height=["'][01]["'][^>]*>""",
	r"""<img [^>]*?height=["'][01]["'][^>]*?width=["'][01]["'][^>]*>""",
]

for regex in regexes: data = re.sub(regex, '', data)

sys.stdout.write(data)