#!/usr/bin/env python3
import sys

def main():
    N, H = map(int, input().split())
    A = list(map(int, input().split()))
    m = 1
    for i in A:
        m *= i % H
        m %= H
        if m == 0:
            print("YES")
            return
    print("NO")
    return

if __name__ == '__main__':
    main()