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  1. Prepare
  2. Python
  3. Regex and Parsing
  4. Validating phone numbers
  5. Discussions

Validating phone numbers

  • nareshpadiyar
     + 0 comments
    import re

N = int(input())

phone_number_list = [ input() for i in range(N) ]

for phone_number in phone_number_list:
    if len(phone_number) == 10 and phone_number.isdigit() and re.match(r"^[789](\d)", phone_number):
        print("YES")
    else:
        print("NO")