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

Validating phone numbers

  • nullplet
     + 0 comments
    import re
check = re.compile(r'^[789]\d{9}$')
N = int(input())
while N > 0:
    N -= 1
    print('YES' if check.match(input()) else 'NO')