#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <cmath>
#include <tuple>
#include <bitset>

#define rep(i,n) for(i=0; i<n; ++i)
#define in(a) cin >> a
#define out(a,b) cout << a << b
#define print_vec(v) for(auto it=v.begin();it!=v.end();++it)cout<<*it <<" ";cout<<endl
#define print_vec2d(v) for(int i=0;i<v.size();++i){for(int j=0;j<v[i].size();++j)cout<<v[i][j]<<" ";cout<<endl;}cout<<endl
using namespace std;
using lint = long long;

int main(void){
    lint i, j, k, cnt=0, x, y;
    lint p, n, m;
    in(n); in(x); in(y);
    vector<lint> v(n);
    rep(i,n){
        lint input;
        in(input);
        v[i]=2*input;
    }
    double MAX=0.0, MIN, DIS;
    rep(i,n)    MAX+=v[i];
    MIN=MAX;
    MAX-=(*min_element(v.begin(),v.end())/2);
    MIN-=(*max_element(v.begin(),v.end())/2);
    MIN=0.0-MIN;
    DIS=sqrt(pow(x,2)+pow(y,2));
    MIN<=DIS&&DIS<=MAX?out("Yes",endl):out("No",endl);
    return 0;
}