# your code goes here
import re
phones = """
800-569-0123
1-866-523-4176
(324)442-9843
(212) 332-1200
713/853-5620
713 853-0357
713 837 1749
123 222 2222
"""
result = re.findall(r"\(?(?:1-)?\b[2-9][0-9]{2}\)?[-. /]?[2-9][0-9]{2}[-. ]?[0-9]{4}\b", phones , re.DOTALL | re.MULTILINE)
print result;
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCmltcG9ydCByZQoKcGhvbmVzID0gIiIiCjgwMC01NjktMDEyMwoxLTg2Ni01MjMtNDE3NgooMzI0KTQ0Mi05ODQzCigyMTIpIDMzMi0xMjAwCjcxMy84NTMtNTYyMAo3MTMgODUzLTAzNTcKNzEzIDgzNyAxNzQ5CjEyMyAyMjIgMjIyMgoiIiIKCnJlc3VsdCA9IHJlLmZpbmRhbGwociJcKD8oPzoxLSk/XGJbMi05XVswLTldezJ9XCk/Wy0uIC9dP1syLTldWzAtOV17Mn1bLS4gXT9bMC05XXs0fVxiIiwgcGhvbmVzICwgcmUuRE9UQUxMIHwgcmUuTVVMVElMSU5FKQoKcHJpbnQgcmVzdWx0Owo=