#include <bits/stdc++.h> using namespace std; using Int = int_fast64_t; using Word = uint_fast64_t; using VInt = vector<Int>; using VVI = vector<VInt>; using VWord = vector<Word>; using VVW = vector<VWord>; using VS = vector<string>; using VVS = vector<VS>; using VB = vector<bool>; using VVB = vector<VB>; using PII = pair<Int,Int>; using PWW = pair<Word,Word>; using VPII = vector<PII>; using VPWW = vector<PWW>; #define SZ(x) ((Int)(x).size()) #define UNIQUE(v) v.erase(unique(v.begin(), v.end()), v.end()) #define rep(i,n) for(Int i=0, i##_len=(n); i<i##_len; ++i) #define reps(i,n) for(Int i=0, i##_len=(n); i<=i##_len; ++i) #define Range(i,a,b) for(Int i=a; i<=(Int)(b); i++) #define ALL(x) (x).begin(),(x).end() #define RALL(x) (x).rbegin(),(x).rend() #define pb push_back #define eb emplace_back int main() { ios_base::sync_with_stdio(0); cin.tie(0); Int n, h, a, res = 1; cin >> n >> h; rep(i,n) { cin >> a; res = res * a % h; } cout << (res == 0 ? "YES\n" : "NO\n"); return 0; }