#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
//const long nPrime = 1000000007;
//const long nPrime = 998244353;
typedef long long ll;
int main() {
    ll n,x,y;
    cin >> n >> x >> y;
    vector<ll> viNum(n);
    ll nSum = 0, nMax = 0, nMin = 1e9;
    for(ll i = 0; i < n; i++){
        cin >> viNum[i];
        nSum += viNum[i];
        nMax = max(nMax,viNum[i]);
        nMin = min(nMin,viNum[i]);
    }
  
    if(n == 1){
        if(viNum[0]*viNum[0] == x*x+y*y){
            cout << "Yes" <<endl;
        } else {
            cout << "No" <<endl;
        }
        return 0;
    }
    
    ll nDistMax = 2*nSum - nMin;
    ll nDistMin = 3*nMax - 2*nSum;
    if(nDistMax < 2e9 && nDistMax * nDistMax < x*x+y*y){
        cout << "No" << endl;
        return 0;
    }
    
    cout << "Yes" << endl;
    
    return 0;
}