#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i,n) for (int i = 0; i < n; i++)
#define rrep(i,n) for (int i = n-1; i >= 0; i--)
#define rep2(i,a,b) for (int i = a; i < b; i++)
#define rrep2(i,a,b) for (int i = a-1; i >= b; i--)
#define rep3(i,a,b,c) for (int i = a; i < b; i+=c)
#define rrep3(i,a,b,c) for (int i = a-1; i >= b; i-=c)
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
template<class T> bool chmax(T &a, T b){if (a < b){a = b;return true;} else return false;}
template<class T> bool chmin(T &a, T b){if (a > b){a = b;return true;} else return false;}

int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    ll n,x,y,s=0;cin>>n>>x>>y;
    vector<ll>R(n);
    rep(i,n){
        cin>>R[i];
    }
    if(n==1){
        if(R[0]*R[0]==x*x+y*y)cout<<"Yes"<<"\n";
        else cout<<"No"<<"\n";
        return 0;
    }
    sort(all(R));
    rep(i,n){
        if(i)s+=2*R[i];
        else s+=R[i];
    }
    if(s>=2e9||s*s>=x*x+y*y)cout<<"Yes"<<"\n";
    else cout<<"No"<<"\n";
}