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- #!/usr/bin/python3
- # -*- coding: utf-8 -*-
- """
- print 9,999,999 unique unordered "phone numbers" - 7-digit sequences
- """
- m = 9999999 # max number
- s = 1046527 # Carol prime: 7, 47, 223, 3967, 16127, 1046527, ...
- l = len(str(m))
- ni= 5 # initial number
- n = 1 # number 0..0 (all zeroes) is not used
- while n <= m:
- ni = ni-m if m < ni else ni
- # print(f'{ni:0{l}}', end=" ")
- print(f'{ni:0{l}}')
- ni = ni + s
- n = n + 1
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