#include <iostream>
#include <vector>
#include <string>
#include <map>

#ifdef LOCAL
#include "cpp-dump/dump.hpp"
#endif

using namespace std;
using ll = long long;

constexpr int iINF = 1'000'000'000;
constexpr ll llINF = 1'000'000'000'000'000'000;

int main () {
    int N; cin >> N;
    vector<int> A(N);
    for (int i = 0; i < N; i++) cin >> A[i];

    map<int, int> minus, plus;

    for (int i = 0; i < N; i++) {
        if (0 < A[i]) plus[A[i]]++;
        if (A[i] < 0) minus[A[i]]++;
    }

    while (0 < plus.size() && 0 < minus.size()) {
        auto pit = plus.begin();
        auto mit = minus.rbegin();
        int ne = pit->first + mit->first;

        (pit->second)--;
        (mit->second)--;

        if (pit->second == 0) plus.erase(pit->first);
        if (mit->second == 0) minus.erase(mit->first);

        if (0 < ne) plus[ne]++;
        if (ne < 0) minus[ne]++;
    }

    string ans = "No";
    if (plus.size() + minus.size() <= 1) ans = "Yes";

    cout << ans << "\n";
}