#include <bits/stdc++.h>
using namespace std;
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define rep(i,n)   FOR(i,0,n)
#define pb emplace_back
typedef long long ll;
typedef pair<int,int> pint;

int a[1001];
int main(){
    int n,k;
    cin>>n>>k;
    int sum=0;
    ++k;
    rep(i,n){
        cin>>a[i];
        a[i]%=k;
        sum^=a[i];
    }
    if(sum==0) cout<<"NO"<<endl;
    else cout<<"YES"<<endl;
    return 0;
}