/* #region Head */

// #include <bits/stdc++.h>
#include <algorithm>
#include <array>
#include <bitset>
#include <cassert> // assert.h
#include <cmath>   // math.h
#include <cstring>
#include <ctime>
#include <deque>
#include <fstream>
#include <functional>
#include <iomanip>
#include <iostream>
#include <list>
#include <map>
#include <memory>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
using namespace std;

using ll = long long;
using ull = unsigned long long;
using ld = long double;
using pll = pair<ll, ll>;
template <class T> using vc = vector<T>;
template <class T> using vvc = vc<vc<T>>;
using vll = vc<ll>;
using vvll = vvc<ll>;
using vld = vc<ld>;
using vvld = vvc<ld>;
using vs = vc<string>;
using vvs = vvc<string>;
template <class T, class U> using um = unordered_map<T, U>;
template <class T> using pq = priority_queue<T>;
template <class T> using pqa = priority_queue<T, vc<T>, greater<T>>;
template <class T> using us = unordered_set<T>;

#define TREP(T, i, m, n) for (T i = (m), i##_len = (T)(n); i < i##_len; ++(i))
#define TREPM(T, i, m, n) for (T i = (m), i##_max = (T)(n); i <= i##_max; ++(i))
#define TREPR(T, i, m, n) for (T i = (m), i##_min = (T)(n); i >= i##_min; --(i))
#define TREPD(T, i, m, n, d) for (T i = (m), i##_len = (T)(n); i < i##_len; i += (d))
#define TREPMD(T, i, m, n, d) for (T i = (m), i##_max = (T)(n); i <= i##_max; i += (d))

#define REP(i, m, n) for (ll i = (m), i##_len = (ll)(n); i < i##_len; ++(i))
#define REPM(i, m, n) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; ++(i))
#define REPR(i, m, n) for (ll i = (m), i##_min = (ll)(n); i >= i##_min; --(i))
#define REPD(i, m, n, d) for (ll i = (m), i##_len = (ll)(n); i < i##_len; i += (d))
#define REPMD(i, m, n, d) for (ll i = (m), i##_max = (ll)(n); i <= i##_max; i += (d))
#define REPI(itr, ds) for (auto itr = ds.begin(); itr != ds.end(); itr++)
#define REPIR(itr, ds) for (auto itr = ds.rbegin(); itr != ds.rend(); itr++)
#define ALL(x) begin(x), end(x)
#define SIZE(x) ((ll)(x).size())
#define PERM(c)                                                                                                        \
    sort(ALL(c));                                                                                                      \
    for (bool c##p = 1; c##p; c##p = next_permutation(ALL(c)))
#define UNIQ(v) v.erase(unique(ALL(v)), v.end());
#define CEIL(a, b) (((a) + (b)-1) / (b))

#define endl '\n'

constexpr ll INF = 1'010'000'000'000'000'017LL;
constexpr int IINF = 1'000'000'007LL;
constexpr ll MOD = 1'000'000'007LL; // 1e9 + 7
// constexpr ll MOD = 998244353;
constexpr ld EPS = 1e-12;
constexpr ld PI = 3.14159265358979323846;

template <typename T> istream &operator>>(istream &is, vc<T> &vec) { // vector 入力
    for (T &x : vec) is >> x;
    return is;
}
template <typename T> ostream &operator<<(ostream &os, const vc<T> &vec) { // vector 出力 (for dump)
    os << "{";
    REP(i, 0, SIZE(vec)) os << vec[i] << (i == i_len - 1 ? "" : ", ");
    os << "}";
    return os;
}
template <typename T> ostream &operator>>(ostream &os, const vc<T> &vec) { // vector 出力 (inline)
    REP(i, 0, SIZE(vec)) os << vec[i] << (i == i_len - 1 ? "\n" : " ");
    return os;
}

template <typename T, size_t _Nm> istream &operator>>(istream &is, array<T, _Nm> &arr) { // array 入力
    REP(i, 0, SIZE(arr)) is >> arr[i];
    return is;
}
template <typename T, size_t _Nm> ostream &operator<<(ostream &os, const array<T, _Nm> &arr) { // array 出力 (for dump)
    os << "{";
    REP(i, 0, SIZE(arr)) os << arr[i] << (i == i_len - 1 ? "" : ", ");
    os << "}";
    return os;
}

template <typename T, typename U> istream &operator>>(istream &is, pair<T, U> &pair_var) { // pair 入力
    is >> pair_var.first >> pair_var.second;
    return is;
}
template <typename T, typename U> ostream &operator<<(ostream &os, const pair<T, U> &pair_var) { // pair 出力
    os << "(" << pair_var.first << ", " << pair_var.second << ")";
    return os;
}

// map, um, set, us 出力
template <class T> ostream &out_iter(ostream &os, const T &map_var) {
    os << "{";
    REPI(itr, map_var) {
        os << *itr;
        auto itrcp = itr;
        if (++itrcp != map_var.end()) os << ", ";
    }
    return os << "}";
}
template <typename T, typename U> ostream &operator<<(ostream &os, const map<T, U> &map_var) {
    return out_iter(os, map_var);
}
template <typename T, typename U> ostream &operator<<(ostream &os, const um<T, U> &map_var) {
    os << "{";
    REPI(itr, map_var) {
        auto [key, value] = *itr;
        os << "(" << key << ", " << value << ")";
        auto itrcp = itr;
        if (++itrcp != map_var.end()) os << ", ";
    }
    os << "}";
    return os;
}
template <typename T> ostream &operator<<(ostream &os, const set<T> &set_var) { return out_iter(os, set_var); }
template <typename T> ostream &operator<<(ostream &os, const us<T> &set_var) { return out_iter(os, set_var); }
template <typename T> ostream &operator<<(ostream &os, const pq<T> &pq_var) {
    pq<T> pq_cp(pq_var);
    os << "{";
    if (!pq_cp.empty()) {
        os << pq_cp.top(), pq_cp.pop();
        while (!pq_cp.empty()) os << ", " << pq_cp.top(), pq_cp.pop();
    }
    return os << "}";
}

void pprint() { cout << endl; }
template <class Head, class... Tail> void pprint(Head &&head, Tail &&...tail) {
    cout << head;
    if (sizeof...(Tail) > 0) cout << ' ';
    pprint(move(tail)...);
}

// dump
#define DUMPOUT cerr
void dump_func() { DUMPOUT << endl; }
template <class Head, class... Tail> void dump_func(Head &&head, Tail &&...tail) {
    DUMPOUT << head;
    if (sizeof...(Tail) > 0) DUMPOUT << ", ";
    dump_func(move(tail)...);
}

// chmax (更新「される」かもしれない値が前)
template <typename T, typename U, typename Comp = less<>> bool chmax(T &xmax, const U &x, Comp comp = {}) {
    if (comp(xmax, x)) {
        xmax = x;
        return true;
    }
    return false;
}

// chmin (更新「される」かもしれない値が前)
template <typename T, typename U, typename Comp = less<>> bool chmin(T &xmin, const U &x, Comp comp = {}) {
    if (comp(x, xmin)) {
        xmin = x;
        return true;
    }
    return false;
}

// ローカル用
#ifndef ONLINE_JUDGE
#define DEBUG_
#endif

#ifdef DEBUG_
#define DEB
#define dump(...)                                                                                                      \
    DUMPOUT << "  " << string(#__VA_ARGS__) << ": "                                                                    \
            << "[" << to_string(__LINE__) << ":" << __FUNCTION__ << "]" << endl                                        \
            << "    ",                                                                                                 \
        dump_func(__VA_ARGS__)
#else
#define DEB if (false)
#define dump(...)
#endif

#define VAR(type, ...)                                                                                                 \
    type __VA_ARGS__;                                                                                                  \
    cin >> __VA_ARGS__;

template <typename T> istream &operator,(istream &is, T &rhs) { return is >> rhs; }
template <typename T> ostream &operator,(ostream &os, const T &rhs) { return os << ' ' << rhs; }

struct AtCoderInitialize {
    static constexpr int IOS_PREC = 15;
    static constexpr bool AUTOFLUSH = false;
    AtCoderInitialize() {
        ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
        cout << fixed << setprecision(IOS_PREC);
        if (AUTOFLUSH) cout << unitbuf;
    }
} ATCODER_INITIALIZE;

void Yn(bool p) { cout << (p ? "Yes" : "No") << endl; }
void YN(bool p) { cout << (p ? "YES" : "NO") << endl; }

/* #endregion */

// #include <atcoder/all>
// using namespace atcoder;

/* #region SegTree */

template <typename T> // T: 要素
struct SegmentTree {
    using F = function<T(T, T)>; // 要素と要素をマージする関数．max とか．

    ll n;  // 木のノード数
    ll nn; // 外から見た要素数
    F f; // 区間クエリで使う演算，結合法則を満たす演算．区間最大値のクエリを投げたいなら max 演算．
    T ti; // 値配列の初期値．演算 f に関する単位元．区間最大値なら単位元は 0. (a>0 なら max(a,0)=max(0,a)=a)
    vc<T> dat; // 1-indexed 値配列 (index は木の根から順に 1 | 2 3 | 4 5 6 7 | 8 9 10 11 12 13 14 15 | ...)

    // コンストラクタ．
    SegmentTree() {}
    // コンストラクタ．
    SegmentTree(F f, T ti) : f(f), ti(ti) {}

    // 指定要素数のセグメント木を初期化する
    void init(ll n_) {
        nn = n_;
        n = 1;
        while (n < n_) n <<= 1;
        dat.assign(n << 1, ti);
    }

    // ベクトルからセグメント木を構築する
    void build(const vc<T> &v) {
        ll n_ = v.size();
        init(n_);
        REP(i, 0, n_) dat[n + i] = v[i];
        REPR(i, n - 1, 1) dat[i] = f(dat[(i << 1) | 0], dat[(i << 1) | 1]);
    }

    // インデックス k の要素の値を x にする．
    void set_val(ll k, T x) {
        dat[k += n] = x;
        while (k >>= 1) dat[k] = f(dat[(k << 1) | 0], dat[(k << 1) | 1]); // 上へ登って更新していく
    }

    // インデックス k の要素の値を取得する．
    T get_val(ll k) { return dat[k + n]; }

    // 半開区間 [a, b) に対するクエリを実行する
    T query(ll a, ll b) {
        if (a >= b) return ti;
        // assert(a<b)

        T vl = ti, vr = ti;
        for (ll l = a + n, r = b + n; l < r; l >>= 1, r >>= 1) {
            if (l & 1) vl = f(vl, dat[l++]);
            if (r & 1) vr = f(dat[--r], vr);
        }
        return f(vl, vr);
    }

    // セグメント木上の二分探索
    template <typename C> int lower_bound_right(ll st, C &check, T &acc, ll k, ll l, ll r) {
        if (l + 1 == r) {
            acc = f(acc, dat[k]);
            return check(acc) ? k - n : -1;
        }
        ll m = (l + r) >> 1;
        if (m <= st) return lower_bound_right(st, check, acc, (k << 1) | 1, m, r);
        if (st <= l && !check(f(acc, dat[k]))) {
            acc = f(acc, dat[k]);
            return -1;
        }
        ll vl = lower_bound_right(st, check, acc, (k << 1) | 0, l, m);
        if (~vl) return vl;
        return lower_bound_right(st, check, acc, (k << 1) | 1, m, r);
    }

    // セグメント木上の二分探索．check(query(st, idx)) が真となる idx を返す．
    template <typename C> int lower_bound_right(ll st, C &check) {
        T acc = ti;
        return lower_bound_right(st, check, acc, 1, 0, n);
    }

    // // セグメント木上の二分探索．
    // // @param l 区間左端
    // // @param check 条件
    // // @return check(query(l,r)) が真となる最大の r（半開区間であることに注意）．
    // int max_right(int l, const function<bool(T)> &check) {
    //     assert(0 <= l && l <= nn);
    //     assert(check(ti));
    //     if (l == nn) return nn;
    //     l += n;
    //     T sm = ti;
    //     do {
    //         while (l % 2 == 0) l >>= 1;
    //         if (!check(f(sm, dat[l]))) {
    //             while (l < n) {
    //                 l = (2 * l);
    //                 if (check(f(sm, dat[l]))) {
    //                     sm = f(sm, dat[l]);
    //                     l++;
    //                 }
    //             }
    //             return l - n;
    //         }
    //         sm = f(sm, dat[l]);
    //         l++;
    //     } while ((l & -l) != l);
    //     return nn;
    // }

    // セグメント木上の二分探索．
    // @param r 区間右端（半開区間であることに注意）
    // @param check 条件
    // @return check(query(l,r)) が真となる最小の l（半開区間であることに注意）．
    int min_left(int r, const function<bool(T)> &check) {
        assert(0 <= r && r <= nn);
        assert(check(ti));
        if (r == 0) return 0;
        r += n;
        T sm = ti;
        do {
            r--;
            while (r > 1 && (r % 2)) r >>= 1;
            if (!check(f(dat[r], sm))) {
                while (r < n) {
                    r = (2 * r + 1);
                    if (check(f(dat[r], sm))) {
                        sm = f(dat[r], sm);
                        r--;
                    }
                }
                return r + 1 - n;
            }
            sm = f(dat[r], sm);
        } while ((r & -r) != r);
        return 0;
    }

    // セグ木の中身を標準出力する．
    void _dump() {
        REP(k, 0, nn) {
            T val = dat[k + n];
            cout << val << (k == nn - 1 ? '\n' : ' ');
        }
    }
};
/* #endregion */

// Problem
void solve() {
    VAR(ll, n);
    vll a(n), b(n);
    REP(i, 0, n) cin >> a[i], b[i];

    // 残りの全てを支えられるブロックのうち一番重いものを一番下に置くのを繰り返すのが最善
    ll weight_sum = accumulate(ALL(a), 0LL);
    vll power(n);
    REP(i, 0, n) power[i] = b[i] - (weight_sum - a[i]);
    // dump(power);

    using T = array<ll, 2>; // [index, power]
    vc<T> data(n);
    REP(i, 0, n) data[i] = {i, power[i]};
    auto f = [](T a, T b) -> T {
        if (a[1] < b[1])
            return b;
        else
            return a;
    };
    T ti = {-1, -INF};
    SegmentTree<T> seg(f, ti);
    seg.build(data);

    ll plus = 0;
    REP(i, 0, n) {
        auto [idx, pw] = seg.query(0, n); //
        if (pw + plus < 0) {
            Yn(false);
            return;
        }
        seg.set_val(idx, {idx, -INF});
        plus += a[idx];
    }
    Yn(true);
}

// entry point
int main() {
    solve();
    return 0;
}