#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using mint = modint998244353;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000000


int main() {
    
	long long n,x,y;
	cin>>n>>x>>y;
	
	vector<long long> r(n);
	rep(i,n)cin>>r[i];
	sort(r.begin(),r.end());
	
	long long m=0,M=0;
	rep(i,n){
		if(i==0)M += r[i];
		else M += r[i]*2;
		
		if(i==0)m += r[i];
		else m -= r[i]*2;
	}
	m = max(m,0LL);
	M = min(M,2300000000LL);
	long long D = x*x + y*y;
	m *= m;
	M *= M;
	if(D>=m && D<=M)cout<<"Yes"<<endl;
	else cout<<"No"<<endl;
	
	
    return 0;
}