Submission #3604772

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Source Code Expand

#!/usr/bin/python
# -*- coding: utf-8 -*-

n, x =  [int(i) for i in raw_input().split()]
xx = [int(i) for i in raw_input().split()]

s = []
for i in xx:
    a = x - i
    if a < 0:
        s.append(-a)
    else:
        s.append(a)

import fractions
v = s[0]
for b in s[1:]:
    v = fractions.gcd(b, v)
print v

Submission Info

Judge Result