Submission #8501590

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Source Code Expand

import math
import fractions
from functools import reduce
n,k=map(int,input().split())
a=list(map(int,input().split()))

def gcd(*numbers):
    return reduce(fractions.gcd, numbers)

def gcd_list(numbers):
    return reduce(fractions.gcd, numbers)
b=gcd(*a)
if max(a)-k>=0 and (max(a)-k)%b==0:
  print("POSSIBLE")
else:
  print("IMPOSSIBLE")

Submission Info

Judge Result